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All Seasons

Season 1

  • S01E01 Angel of Decay (1)

    • June 7, 2015
    • Investigation Discovery

    "SERIAL THRILLER: ANGEL OF DECAY," brings viewers to the Pacific Northwest in the 1970s, where a string of victims with similar profiles-young, beautiful women-begin to pop up, and two local police investigators make it their mission to track down the killer before he claims his next innocent victim. As they piece the evidence together and visit some truly horrific crime scenes, viewers will interpret alongside the detectives what it all means, while also getting a glimpse into a community now on edge. As the criminal case gathers in pace and intensity, personal and intimate relationships are glimpsed that may offer clues to the identity of the killer, building to an explosive and unexpected intersection of stories.

  • S01E02 Angel of Decay (2)

    • June 8, 2015
    • Investigation Discovery

    A chance arrest leads investigators to an encounter with their prime suspect, but they not sure if they can prove his guilt and continue to hold him.

  • S01E03 Angel of Decay (3)

    • June 9, 2015
    • Investigation Discovery

    Investigators are in a race against time to capture the killer; as news of a massacre hits the headlines, it becomes clear that the suspect is on the move in another state; a final showdown ends in a battle of wits.

Season 2

  • S02E01 The Chameleon (1)

    • December 6, 2015
    • Investigation Discovery

    Fear grips the residents of a community when girls begin disappearing at an alarming rate. Detectives are faced with a growing body count and all evidence points to more than one man operating with the same M.O.

  • S02E02 The Chameleon (2)

    • December 6, 2015
    • Investigation Discovery

    Pamela is kidnapped and taken from motel to motel across the Southwest by a faceless male assailant and his accomplice Sara. As their drug fueled violence spins out of control, even Sara begins to question her involvement with the charismatic killer.

  • S02E03 The Chameleon (3)

    • December 7, 2015
    • Investigation Discovery

    The elusive killer slips free from the police. A manhunt is launched to find the man before he can kill again. In one last encounter, The Chameleon drives across the Texas countryside with a new captive held at gunpoint.

Season 3

  • S03E01 The Head Hunter (1)

    • February 20, 2016
    • Investigation Discovery

    In 1972 California, students and hitchhikers go missing in a seaside city.

  • S03E02 The Head Hunter (2)

    • February 20, 2016
    • Investigation Discovery

    Detectives arrest a suspect, but a gruesome discovery on the beach throws the case into question.

  • S03E03 The Head Hunter (3)

    • February 20, 2016
    • Investigation Discovery

    Conclusion. A missing girl's mother begs detectives not to give up their search; detectives buckle under pressure from the community; and a phone call to a patrol officer includes an unexpected confession.