Lock the Door Behind You 20/20 : Season 45 Episode 23
TV-14 ABC 1h 00m
Aired: May 13th, 2022 @ 9:00 PM EST on ABC
Never-before-broadcast video gives insight into the mind of serial killer Henry Louis Wallace, who confessed to 11 murders from 1990-1994, and his only surviving victim speaks in his first interview.
