The Best Episodes of I AM A KILLER Season 4

Sentenced to life without parole for Jason Johnson's horrific murder, Gary Black says he has no regrets, while Jason's family finds purpose in tragedy.

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A murderer recounts the crime that ended one life and ruined his own. Those affected, including a police officer and the victim's family, also speak.

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Enraged over his rebellious daughter's choice in men, an extremist father enlists his son in a terrifying plot of intimidation and murder.

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In prison for killing her husband, a woman details her past abuse and her turbulent marriage. Her mother also reflects on their strained relationship.

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Years after leaving the military, Toby Gregory claims his service and PTSD caused him to murder his wife, Inez. But Inez's family believes otherwise.

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After fatally shooting a coworker, Thomas "TJ" Schiffens maintains his innocence. But details surrounding the crime suggest TJ had a motive.

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