Happy Face Killer (2014)

Serial killer Keith Jesperson murders at least eight women over a five-year span and taunts authorities with disturbing letters and scribbled confessions signed with a happy face.
Rick Bota, Mike Crain, Holly Atchison
David Arquette, Gloria Reuben, Stefanie von Pfetten, Melissa M. Montgomery, Em Haine, Jordana Largy, Mittita Barber, Josh Blacker, Crystal Mudry, Kelly-Ruth Mercier, David Allan Pearson, Vanessa Walsh, Peter Flemming, Kurt Evans, Daryl Shuttleworth, Spencer Drever, Jody Thompson, Karyn Mott, Peter Bryant, Darren Moore, April Telek, Chilton Crane, Valerie Sing Turner, Eliza Faria, Hunter Dillon, Todd Daulby, Jody Thompson
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