Bloodline Detectives (2020) is a documentary, crime web series in English. On New MovieLinkBD: full story, cast, ratings, season & episode guide, official trailer and where to watch Bloodline Detectives online in HD.
Bloodline Detectives — Storyline
Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing.
Cast & Crew
Bloodline Detectives — Series Details
| First Air Date | 2020-04-23 |
| Seasons | 6 |
| Episodes | 120 |
| Genre | Documentary, Crime |
| Language | English |
| Network | TLC UK, discovery+, FilmRise True Crime |
| Status | Returning Series |
| Rating | 7.5/10 (4 votes) |
Bloodline Detectives — Episode Guide
Season 1
- E1: Motorway Killer (2020-04-23) — In March 2003, a lorry driver was found dead behind the wheel in Camberley, England. Police gambled on the revolutionary technique of familial DNA analysis.
- E2: Unrighteous Act (2020-04-30) — In 1976, a woman was left for dead in her home in southern California. Despite a major manhunt, the violent killer avoided detection for over four decades.
- E3: Deadly Desire (2020-05-07) — On Valentines' Day 2007, police in Southern California were called to a particularly violent murder scene. Advances in forensic genealogy finally solved the case.
- E4: Scottsdale Spree Shooting (2020-05-14) — In 2018, two paralegals were shot dead whilst at work in Scottsdale, Arizona. Four more victims were linked to the killing – who was the serial killer?
- E5: Blood Bath (2020-05-21) — In 1984, a young woman's body was discovered in a lane close to her home in Bath, England. How did police eventually track down the perpetrator of this heinous attack?
- E6: Road Trip to Hell (2020-05-28) — After being reported missing, a young couple's bodies were discovered more than 60 miles apart. Dedicated investigators set out to find their killer.
- E7: March Massacre (2020-06-04) — In 1979, two young boys came home from school to find their mother's dead body in the living room. Investigators set out to track down the killer with no firm leads.
- E8: Murder in the Snow (2020-06-11) — After a young woman was found beaten to death in Wisconsin in 1984, the killer evaded detection for decades. However, a revolutionary DNA method later revealed his identity.
- E9: Ice Cold Murder (2020-06-18) — The murder of a respected teacher brutally attacked in her Pennsylvania home. Her death shocked the community, though it took 27 years for dedicated investigators trace her killer.
- E10: Llandarcy Serial Killer (2021-01-07) — In 1973, two schoolgirls were found murdered in the Welsh village of Llandarcy. The killer's identity would remain a mystery until 2002.
- E11: Sheeps Flat Murder Mystery (2021-01-14) — In 1982, a woman is found shot to death near Lake Tahoe. 37 years later, ground-breaking technology would help identify both the victim and the killer.
- E12: Carnage in Cardiff (2021-01-21) — In 1988, police discover the mutilated body of Lynette White. 25 years later, a ground-breaking DNA technique would finally lead detectives to the killer.
- E13: The Rockville Horror (2021-01-28) — In 1994, 42-year-old Le Bich-Thuy is found dead next to her home. Decades later, DNA and genealogy technology allow detectives to track down the killer.
- E14: A Life Stolen (2021-02-04) — 69-year-old Evelynne Derricott is found brutally murdered in 2011. After the case goes cold, new DNA technology eventually leads detectives to the truth.
- E15: Walking Nightmare (2021-02-11) — In 1986, in Kent, a teenage girl is on her way to the shops when she is attacked and sexually assaulted. Decades later, new DNA technology reveals the perpetrator.
- E16: Town Path Predator (2021-02-20) — In 2001, a young couple were brutally assaulted in Salisbury, Wiltshire. Over a decade later, new DNA technology helped lead investigators to the attacker.
- E17: The Murder of Tangie Sims (2021-02-27) — In Colorado, in 1996, a young woman's body was found in an alley. After the case goes cold, advancements in genetic technology lead police to the killer.
- E18: The Williamsburg Rapist (2021-03-03) — In 2001, a student is attacked in Williamsburg, Virginia and months later the attacker strikes again. Finally, new DNA technology reveals the perpetrator.
- E19: The Murder of Helene Pruszynski (2021-03-13) — In 1980, a young woman disappears and her body is discovered shortly after. Almost 40 years later, new DNA technology reveals the attacker.
- E20: The Clearfield Rapist (2021-03-20) — A series of brutal and terrifying sexual assaults occur across northern Utah and Wyoming. 17 years later, new DNA technology reveals the perpetrator.
Season 2
- E1: Body in the Stairwell (2021-10-28) — In 1999, hospital worker Jennifer Watkins was sexually assaulted and murdered. Two decades later, revolutionary DNA testing helps to solve this cold case.
- E2: Sacrilege in Sacramento (2021-10-28) — In 1992, a woman is sexually assaulted in Sacramento, California by a man wearing a ski mask. This sexual predator continues to commit heinous crimes until new evidence exposes his
- E3: The Montana Murders (2021-11-04) — When two teens are found dead in Montana, detectives suspect an infamous gangster might be responsible. But it will take 65 years to find the true culprit.
- E4: Sinful Act In St George (2021-11-11) — A small community in Utah is shocked when an elderly woman is brutally attacked in her own home. Detectives use innovative techniques to solve the case.
- E5: Left for Dead in Logan County (2021-11-18) — After decades of searching, Ohio detectives use ground-breaking technology to hunt down the man who abducted and sexually assaulted a 19-year-old woman.
- E6: The Alameda Attacker (2021-11-25) — In 1997, two women are sexually assaulted in separate attacks. Forensic evidence suggests the crimes are linked, but it takes over two decades to find the perpetrator.
- E7: The Murder of Siobhain (2021-12-09)
- E8: Episode 8 (2021-12-16)
- E9: The Montana Creek Murders (2021-12-16) — On 24th December 1984, a body is discovered in a shallow grave. When another dead body is discovered police fear a serial killer is at work. The victims remained unidentified for d
- E10: Mother Mojave (2021-12-31) — When a woman takes a genealogy test to learn what happened to her estranged mother, she is shocked to learn that her DNA has helped law enforcement identify a Jane Doe and identify
- E11: The Mystery Murder of Mary London (2022-07-21) — In 1981, a female high school student is found dead on the side of a road. Police work tirelessly on the case until new DNA technology exposes the killer.
- E12: The Knifepoint Rapist (2022-07-28) — In 1995, a masked man commits a series of sexual assaults at knifepoint. It takes more than 20 years for this serial rapist to be identified and then brought to justice.
- E13: Gunpoint Horror (2022-08-04) — In Alexandria, Virginia in 2016 a young female lifeguard is raped while working at a local pool. Police learn of a similar incident in Fairfax, Virginia 2 years earlier. It takes g
- E14: The Hunt for Precious Jane Doe (2022-08-04) — In 1977, the body of a young woman is discovered by blackberry pickers in Everett, Washington. The body is covered in flies and maggots. Police officers fail to identify the victim
- E15: The Rapid City Rapist (2022-08-11) — In 1968, 60-year-old Gwen Miller is brutally raped and murdered inside her own home. A devastating flood then halts the police investigation until ground-breaking science offers so
- E16: A Family Torn Apart (2022-08-18) — In 1998, a woman and her daughter are found brutally murdered, both shot in the head several times. The case goes cold for over a decade until genetic genealogy uncovers the perpet
- E17: Justice for Leslie (2022-08-25) — In 1976, a young woman is found dead at a military base in Orange County, California. Using forensic genealogy, experts break open the 40-year-old cold case.
- E18: Cuyahoga Falls Mystery (2022-09-01) — In December 1987, the nude body of a 17-year-old girl was dumped on the side of a rural road in Ohio. She had been raped and strangled to death. Genetic genealogy is called upon to
- E19: Chilling Notes From a Killer (2022-09-08) — In 1988, Janet Tinsley reports her 8-year-old daughter April missing after she fails to return home. Three days later, a man out jogging makes a gruesome discovery in a nearby ditc
- E20: Remembering Stevie (2022-08-15) — In 1963, the body of a toddler is discovered in the Keene Creek reservoir in Ashland County, Oregon, wrapped in a bundle of bedding. The child is determined to a white male, possib
Season3
- E1: Date Night Murder in Michigan (2022-10-01) — Niles, Michigan 1987, Terry Wood comes home to find his wife Roxanne lying dead in a pool of blood.
- E2: The Greeley Rapist (2022-10-08) — 2001, Greeley, Colorado, a 7-year-old girl is walking to school with her 8-year-old brother when an unknown assailant snatches her off the street and bundles her into his car.
- E3: Carla's Last Valentines (2022-10-15) — Fort Worth Texas 1974. 17-year old Carla Walker is kissing her boyfriend Rodney in his car when suddenly the door is ripped open by an unknown assailant.
- E4: Last Seen At Dairy Queen (2022-10-22) — High school student Kim Bryant is last seen outside a Dairy Queen restaurant. Three weeks later, her body is discovered by three teenage boys hiking on the outskirts of town.
- E5: The Coat Hanger Killer (2022-10-29) — On the morning of September 4th, 1981, mom of two, Linda Slaten was found murdered in her bedroom in her Lakeland Florida apartment.
- E6: The Mystery of the Headphones (2022-11-05) — December 30th 1983. 22-year-old Diana Hanson fails to return home from jogging in Las Vegas.
- E7: Christmas Tree Lady (2022-11-12) — In 1996, the body of a woman in her 60s is found in a cemetery in Annandale, Virginia (US), surrounded by empty alcohol and pill bottles, with a plastic bag fastened over her head.
- E8: Little Miss Nobody (2022-11-19) — The body of a little girl is found in the Arizona desert. Detectives are unable to identify her so the local community lays her to rest with the name “Little Miss Nobody”.
- E9: The Slaying of Sylvia Quayle (2022-12-10) — Arapahoe County, Colorado, 1983. The body of Sylvia Quayle is discovered by her distraught father in her Cherry Hills home.
- E10: Valentine's Day Murder (2022-12-17) — Florida Keys, 1991. A young woman is last seen alive hitchhiking on Valentine’s Day. The next day her body is discovered along a deserted road
- E11: The Mystery of the Parks (2023-01-28) — Tacoma, Washington State, 1986. 12-year-old Michella Welch goes missing in Puget Park.
- E12: Murder by the Base (2023-02-04) — Sanford, Florida, 1984. The bruised and bloodied body of 25-year-old naval recruit Pamela Cahanes is found in an abandoned lot near the Naval Training Center.
- E13: The Murder of Mary Scott (2023-02-11) — San Diego 1969. 23-year-old Mary Scott is visited by a friend when she fails to show up for work.
- E14: The Schoolbag in the Road (2023-02-18) — Las Vegas, Nevada, June 1 1989. Stephanie Isaacson sets off on her morning walk to school; she never makes it.
- E15: Her Last New Years Eve (2023-02-25) — Pensacola, Florida, New Year’s Day 1985. The body of Tonya McKinley is found lying on the side of a city street.
- E16: Dancing with Death (2023-04-22) — Colorado Springs, Colorado, St. Patrick’s Day 1987. The naked body of Darlene Krashoc is discovered by two patrol officers at 5.20am behind a restaurant.
- E17: The McLeary Rapist (2023-04-29) — A 17-year old girl arrives home in McCleary Washington and honks her car-horn. Her dad finds her distraught with duct tape around her mouth and her feet zip tied together.
- E18: Delta Dawn Doe (2023-05-13) — December 5 1982. Deputies from Jackson County Sheriff’s Department discover the body of a female toddler along the Escatawpa River in Mississippi.
- E19: The Mint Box Murder (2023-05-06) — March 6 1959. 9-year-old Candy Rogers leaves home to sell girl scout mints in Spokane Washington, she never returns.
- E20: The Telephone Cord Killer (2023-05-20) — October 9 1980, Santee, San Diego. The neighbours of 20 year old college student Michelle Wyatt hear screams coming from her condo but fail to investigate.
Season 4
- E1: The Norcal Rapist (2023-09-30) — A fugitive has at least 9 victims known to police over the course of 15 years. They had his DNA even, but still no suspect. That is until new advances in familial DNA is compared 2
- E2: Horror by the Roadside (2023-10-07) — In the summer of 1976, the body of 16-year-old Carol Sue Klaber is found in a roadside ditch in Kentucky. Fast forward to 2022, cutting-edge DNA science is employed to finally name
- E3: Murder on Elm Street (2023-10-14) — In July 1987, Donna Hyatt's daughter finds her mother brutally murdered at home in Carlsbad, New Mexico. Donna Sue Hyatt's murder is unsolved for decades until modern forensic scie
- E4: The Mammoth Lakes Murder (2023-10-21) — In 2003, the skeletal remains of a young woman are found.
- E5: The Court Reporter Murder (2023-10-28) — When the body of a young woman is discovered in 1970, her family never loses hope that one day her killer will be identified; after 52 years, genetic genealogy provides the truth.
- E6: Murder by I-59 (2023-11-04) — Dade County police in Georgia work to uncover the identity of a Jane Doe and locate the perpetrator responsible for her murder.
- E7: The Huntington Beach Body (2023-11-11) — In 1968, the remains of an unidentified woman are discovered; detectives work for nearly half a century to identify the Jane Doe and the murderer who evaded law enforcement for 50
- E8: The Murder of Little Marise (2023-11-18) — In 1964, the body of a young girl is discovered in Hazleton, Pa. The community lives in fear that a child predator is hiding in plain sight. Over 50 years later, the truth is final
- E9: The South Lake Tahoe Strangler (2023-11-25) — Two unsolved murders from the late 1970s near Tahoe, Calif., stump investigators for decades.
- E10: Stabbing in Sacramento (2023-12-16) — 40 years after the sexual assault and murder of 20-year-old Robin Brooks in Sacramento, California, determined cold case detectives collaborate with scientists using revolutionary
- E11: The Phoenix Canal Killer (2024-04-01) — Cutting-edge DNA science finally names the Phoenix Canal Killer who terrorized the city in the early 90s.
- E12: Mommy Has Been Murdered (2024-04-01) — Investigative genetic genealogy is used to resolve the 1988 murder of a mother killed in front of her toddler
- E13: The Three Rivers Killer (2024-04-01) — Investigative genetic genealogy reveals the killer of a young mother murdered in her own home 34 years prior.
- E14: Double Homicide in the OC (2024-04-01) — A young woman is found beaten, raped and strangled in Garden Grove, California in 1987. Two years pass until a woman in a neighboring jurisdiction meets the same fate. It will take
- E15: The Mississippi Rapist (2024-04-01) — In 1990 Mississippi, a woman is kidnapped at knife-point. Police are unable to identify the perpetrator. It'll take forward-thinking investigators, state-of-the-art science and bra
- E16: Justice Delayed (2024-04-01) — DNA science unveils a predator who sexually assaulted a 20-year-old before shooting her in Washington in 1972.
- E17: Murder in Apartment 101 (2024-04-01) — In Willoughby, Ohio, Mark Madger comes home to find his wife Nadine lying in a pool of her own blood, stabbed to death. Four decades later, cutting-edge DNA science provides answer
- E18: Carrie's Courage (2024-04-01) — A woman who was sexually assaulted at gunpoint in the 1980s contacts a genetic genealogist to solve her case.
- E19: The Sadistic Killer (2024-04-01) — Investigative genetic genealogy unmasks the sexual deviant who raped and killed Christina Castiglione in 1983
- E20: Murder in Marietta (2024-04-01) — The 1972 rape and murder of 9-year-old Debbie Lynn Randall is solved thanks to new science 50 years later.
Season 5
- E1: The Body in the Blanket (2024-09-04) — In 1996, two workers report that they found a body rolled up in a blanket on the side of the road near Grand Rapids, Michigan. Detectives quickly identify the victim as Sharon Kay
- E2: Evil Angel (2024-09-11) — In 2015, a woman is viciously assaulted while running in an Albuquerque, New Mexico park. Investigators unable the find the perpetrator, until they learn about a new forensic techn
- E3: The Book Store Murder (2024-09-18) — In 2010, a great-grandma Sherry Black is found murdered in her own bookstore in South Salt Lake, Utah. It took 11 years for police to find evidence to charge and convict her killer
- E4: The McClintock Park Murders (2024-09-25) — Wisconsin 1976. 25-year-old David Schuldes and 24-year-old Ellen Matheys are murdered in a park. The case goes cold until 2015 when new DNA science is found.
- E5: Strangled in the Sand (2024-10-02) — The 1994 murder of Clare Holman in Borrego Springs, California went unsolved for decades. Determined investigators got their breakthrough when new advancements in DNA technology ha
- E6: Terror in Garden Grove (2024-10-09) — In 1976, 19-year-old Janet Stallcup goes missing in Garden Grove, California while on her way to a party. Eight days later, her body is found in her car. The case runs cold until 2
- E7: The Runaway Murder (2024-10-16) — In 1978, the body of 16-year-old Krisann Baxter is found in Washington. Investigators try to find Krisann's killer, but don't find any answers.
- E8: Justice for Krista (2024-10-23) — In 1989, 20-year-old Krista Martin’s life is tragically cut short when an intruder interrupts her dinner, leading to an investigation spanning four decades.
- E9: The Imposter Rapist (2024-10-30) — In Chandler, Arizona in 1991, an intruder viciously sexually assaults a woman in her own home. The case goes unsolved for decades until revolutionary science connects the dots.
- E10: The Schoolteacher Murder (2024-11-06) — In 1995 in Beaumont, Texas, the parents of Catherine Edwards find her body in her bathroom. The killer evades justice, that is, until forensic science catches up with him.
- E11: Cathy Sposito (2025-01-30) — Will a new forensic science tool find the killer of Cathy Sposito, murdered on an Arizona hiking trail in 1987?
- E12: Terror in Texas (2025-02-06) — Susan Eads is found murdered in Texas in 1983. Decades later, can modern forensics finally find the perpetrator?
- E13: Episode 13 (2025-02-12)
- E14: Episode 14 (2025-02-19)
- E15: Episode 15 (2025-02-26)
- E16: Episode 16 (2025-03-05)
- E17: Episode 17 (2025-03-12)
- E18: Episode 18 (2025-03-19)
- E19: Episode 19 (2025-03-26)
- E20: Episode 20 (2025-04-02)
Season 6
- E1: Murder in the Median (2025-09-18) — In 2024, Pamela Wittman, a 25-year-old from Indiana, was identified, solving the 1980 Daytona Beach cold case linked to a serial killer.
- E2: Jane Doe by the Road (2025-09-25) — Found shot near Highway 67 in 1986, Maria Pilar Del Gadillo Carrillo remained unidentified until 2024, when authorities used genetic genealogy and reopened her case.
- E3: Murder on Highway 243 (2025-10-02) — Esther Gonzalez was killed in 1979 while walking in Riverside. Randy Williamson, cleared by polygraph, lived freely until 2014. In 2023, forensic genealogy closed the cold case.
- E4: A Forensic Gamechanger (2025-10-09) — In 1991, 16-year-old Sarah Yarborough was murdered outside her school. Eyewitnesses saw a man – but it took nearly 30 years and forensic genealogy to find him.
- E5: The Suspect List (2025-10-16) — DNA and genealogy reveal serial killer Jerry McFadden murdered Anna Hlavka in a 1979 Portland case.
- E6: Murder Between Two Floors (2025-10-23) — Found murdered in a Seattle garage in July 1967, Susan Galvin remained without justice until 2018, when DNA and genetic genealogy identified her killer, Frank Wypych.
- E7: Uncovered Truths (2025-10-30) — In October 2003, the San Diego County community was shaken by a tragic discovery: the dismembered legs of a woman were found in a dumpster.
- E8: The Last Valentine (2026-01-20) — In 1985, Terri McAdams is murdered in her fiance's apartment; in 2023, DNA and genealogy identify the killer.
- E9: A Confession in Cold Blood (2026-03-17) — In 1974, 25-year-old Mary K. Schlais is murdered while hitchhiking from Minneapolis to Madison, Wisconsin.
- E10: Stolen Youth, Stolen Lives (2026-03-24) — In 1976, 16-year-old Pamela Maurer's body is found along College Road in Lisle, Illinois.
- E11: Adopted by Death (2026-03-31) — A 65-year-old mystery is solved when DNA testing identifies the remains of 7-year-old Chester Alfred Breiney.
- E12: The Angel of Seaside (2026-04-07) — DNA and genealogy identify soldier Robert Lanoue as the murderer of 5-year-old Anne Pham.
- E13: The Hair That Called His Bluff (2026-04-07) — DNA and genealogy solve the murder of schoolgirl Rashell Ward after over 40 years.
- E14: Bloodshed (2026-04-14) — Mark Dribin vanishes in 1999. After over 20 years, DNA technology finally unmasks his killer and dark secrets.
- E15: No Safe Haven (2026-04-14) — In 2013, a newborn baby know as "Baby Precious" is found dead; DNA technology tracks down the child's parents.
- E16: The Stanford Murders (2026-04-21) — DNA technology helps solve the murders of two 21-year-old women in North Carolina in the 1970s.
- E17: The Phone Call Rapist (2026-04-28) — DNA and genealogy reveal the identity of a man responsible for home invasions from 1982 to 1997.
- E18: Murder in Montana (2026-05-05) — Danielle Houchins is found murdered. DNA technology finally unmasks the killer in the 2010s.
- E19: A Good Deed Punished (2026-05-05) — Teresa Solecki is murdered in 1984 in California. After more than 30 years, DNA technology reveals the killer.
- E20: A Stranger in Her Home (2026-05-12) — Genetic genealogy links a serial offender to the 1990 murder of Genevieve Zitricki.
Frequently Asked Questions
How many seasons does Bloodline Detectives have? 6 season(s) with 120 episodes.
Where can I watch Bloodline Detectives? See the Where to Watch section above for current streaming options.