The Happy Face Killer: Mind of a Monster

Name: The Happy Face Killer: Mind of a Monster
Genre: Crime, Documentary
Released: 2021-01-01
Rating: 5.7
Cast: Keith Jesperson, Rick Buckner

2021| 1h 28m| IMDb 5.7

The Happy Face Killer: Mind of a Monster (2021) is currently streaming in the UK on Discovery+. Last updated 20 January 2026.

Streaming availability last checked 20 January 2026

Crime Documentary

Det. Rick Buckner suspects that long-haul trucker Keith Jesperson may be the Happy Face Killer, one of history's most disturbed serial murderers. Now, the detective must play a deadly cat-and-mouse game to prove Jesperson is the crazed killer they seek.

Director: Carl Hindmarch

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from £3.99/mo

Streaming info last checked: 20 Jan 2026

Cast

Keith Jesperson

"The Happy Face Killer"

Rick Buckner

Detective

The Happy Face Killer: Mind of a Monster

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Cast

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