Under the Radar: Secrets of a Swedish Serial Killer

A documentary filmmaker comes across the song lyrics "Under the Radar," written by serial killer Peter Mangs during his time in prison. In the lyrics, Mangs has left clues to two unsolved murders in Florida.

Starring

• Jim RathmannSelf
• John MorkSelf
• Tom MyersSelf

Watch trailer on YouTube

If you liked this

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• Eli Roth's History of Horror (2018)
• History 101 (2020)
• Death of the Pastor's Wife (2026)
• Kylie (2026)
• I AM A KILLER (2018)

Cast, images, recommendations and audience score from TMDB