Seasons and episodes
1Season 1 Apr. 23, 2020
1 - 1Motorway Killer Apr. 23, 2020- 1 - 2Unrighteous Act Apr. 30, 2020
- 1 - 3Deadly Desire May. 07, 2020
- 1 - 4Scottsdale Spree Shooting May. 14, 2020
- 1 - 5Blood Bath May. 21, 2020
- 1 - 6Road Trip to Hell May. 28, 2020
- 1 - 7March Massacre Jun. 04, 2020
- 1 - 8Murder in the Snow Jun. 11, 2020
- 1 - 9Ice Cold Murder Jun. 18, 2020
- 1 - 10Llandarcy Serial Killer Jan. 07, 2021
- 1 - 11Sheeps Flat Murder Mystery Jan. 14, 2021
- 1 - 12Carnage in Cardiff Jan. 21, 2021
- 1 - 13The Rockville Horror Jan. 28, 2021
- 1 - 14A Life Stolen Feb. 04, 2021
- 1 - 15Walking Nightmare Feb. 11, 2021
- 1 - 18The Williamsburg Rapist Mar. 03, 2021
- 1 - 19The Murder of Helene Pruszynski Mar. 13, 2021
- 1 - 20The Clearfield Rapist Mar. 20, 2021
2Season 2 Oct. 28, 2021
- 2 - 1Body in the Stairwell Oct. 28, 2021
- 2 - 2Sacrilege in Sacramento Oct. 28, 2021
- 2 - 3The Montana Murders Nov. 04, 2021
- 2 - 4Sinful Act In St George Nov. 11, 2021
- 2 - 5Left for Dead in Logan County Nov. 18, 2021
- 2 - 6The Alameda Attacker Nov. 25, 2021
- 2 - 7The Murder of Siobhain Dec. 09, 2021
- 2 - 8Episode 8 Dec. 16, 2021
- 2 - 9The Montana Creek Murders Dec. 16, 2021
- 2 - 10Mother Mojave Dec. 31, 2021
- 2 - 11The Mystery Murder of Mary London Jul. 21, 2022
- 2 - 12The Knifepoint Rapist Jul. 28, 2022
- 2 - 13Gunpoint Horror Aug. 04, 2022
- 2 - 14The Hunt for Precious Jane Doe Aug. 04, 2022
- 2 - 15The Rapid City Rapist Aug. 11, 2022
- 2 - 16A Family Torn Apart Aug. 18, 2022
- 2 - 17Justice for Leslie Aug. 25, 2022
- 2 - 19Chilling Notes From a Killer Sep. 08, 2022
- 2 - 20Remembering Stevie Aug. 15, 2022
3Season 3 Oct. 01, 2022
- 3 - 1Date Night Murder in Michigan Oct. 01, 2022
- 3 - 2The Greeley Rapist Oct. 08, 2022
- 3 - 3Carla's Last Valentines Oct. 15, 2022
- 3 - 4Last Seen At Dairy Queen Oct. 22, 2022
- 3 - 5The Coat Hanger Killer Oct. 29, 2022
- 3 - 6The Mystery of the Headphones Nov. 05, 2022
- 3 - 7Christmas Tree Lady Nov. 12, 2022
- 3 - 8Little Miss Nobody Nov. 19, 2022
- 3 - 9The Slaying of Sylvia Quayle Dec. 10, 2022
- 3 - 10Valentine's Day Murder Dec. 17, 2022
- 3 - 11The Mystery of the Parks Jan. 28, 2023
- 3 - 12Murder by the Base Feb. 04, 2023
- 3 - 13The Murder of Mary Scott Feb. 11, 2023
- 3 - 14The Schoolbag in the Road Feb. 18, 2023
- 3 - 15Her Last New Years Eve Feb. 25, 2023
- 3 - 16Dancing with Death Apr. 22, 2023
- 3 - 17The McLeary Rapist Apr. 29, 2023
- 3 - 18Delta Dawn Doe May. 13, 2023
- 3 - 19The Mint Box Murder May. 06, 2023
- 3 - 20The Telephone Cord Killer May. 20, 2023
4Season 4 Sep. 30, 2023
- 4 - 1The Norcal Rapist Sep. 30, 2023
- 4 - 2Horror by the Roadside Oct. 07, 2023
- 4 - 3Murder on Elm Street Oct. 14, 2023
- 4 - 4The Mammoth Lakes Murder Oct. 21, 2023
- 4 - 5The Court Reporter Murder Oct. 28, 2023
- 4 - 6Murder by I-59 Nov. 04, 2023
- 4 - 7The Huntington Beach Body Nov. 11, 2023
- 4 - 8The Murder of Little Marise Nov. 18, 2023
- 4 - 9The South Lake Tahoe Strangler Nov. 25, 2023
- 4 - 10Stabbing in Sacramento Dec. 16, 2023
- 4 - 11The Phoenix Canal Killer Apr. 01, 2024
- 4 - 12Mommy Has Been Murdered Apr. 01, 2024
- 4 - 13The Three Rivers Killer Apr. 01, 2024
- 4 - 14Double Homicide in the OC Apr. 01, 2024
- 4 - 15The Mississippi Rapist Apr. 01, 2024
- 4 - 16Justice Delayed Apr. 01, 2024
- 4 - 17Murder in Apartment 101 Apr. 01, 2024
- 4 - 18Carrie's Courage Apr. 01, 2024
- 4 - 19The Sadistic Killer Apr. 01, 2024
- 4 - 20Murder in Marietta Apr. 01, 2024
5Season 5 Sep. 04, 2024
- 5 - 1The Body in the Blanket Sep. 04, 2024
- 5 - 2Evil Angel Sep. 11, 2024
- 5 - 3The Book Store Murder Sep. 18, 2024
- 5 - 4The McClintock Park Murders Sep. 25, 2024
- 5 - 5Strangled in the Sand Oct. 02, 2024
- 5 - 6Terror in Garden Grove Oct. 09, 2024
- 5 - 7The Runaway Murder Oct. 16, 2024
- 5 - 8Justice for Krista Oct. 23, 2024
- 5 - 9The Imposter Rapist Oct. 30, 2024
- 5 - 10The Schoolteacher Murder Nov. 06, 2024
- 5 - 11Cathy Sposito Jan. 30, 2025
- 5 - 12Terror in Texas Feb. 06, 2025
- 5 - 13Episode 13 Feb. 12, 2025
- 5 - 14Episode 14 Feb. 19, 2025
- 5 - 15Episode 15 Feb. 26, 2025
- 5 - 16Episode 16 Mar. 05, 2025
- 5 - 17Episode 17 Mar. 12, 2025
- 5 - 18Episode 18 Mar. 19, 2025
- 5 - 19Episode 19 Mar. 26, 2025
- 5 - 20Episode 20 Apr. 02, 2025
Synopsis
Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing.
Original title Bloodline Detectives
First air date Apr. 23, 2020
Last air date Apr. 02, 2025
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