
ExclusiveMark Of A Killer Bonus: Survivor, Debra Guffie Leads To The Downfall of Roger Kibbe (Season 1, Episode 4)
Debra Guffie was abducted on September 14, 1987, but her escape lead investigators in building the case against Roger Kibbe.
Season 1 Episode 4 - Videos

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Mark of a Killer: A Body is Discovered in a Ditch in Sacramento in 1986 (Season 1, Episode 4)

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Mark of a Killer: Charmaine Sabrah Goes Missing (Season 1, Episode 4)

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Mark of a Killer: Sacramento Area Victims Are All Found with Their Clothing Cut (Season 1, Episode 4)

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Mark Of A Killer Bonus: Survivor, Debra Guffie Leads To The Downfall of Roger Kibbe (Season 1, Episode 4)

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Mark Of A Killer Bonus: FBI Profiler Explains Serial Killer Behavior With Victim Stephanie Brown (Season 1, Episode 4)

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Mark Of A Killer Bonus: The Source Of Roger Kibbe’s Irregular Clothing Cutting (Season 1, Episode 4)