Rodney Alcala commits a series of grisly murders in the 1970s. While the mother of one of his victims desperately searches for answers, Rodney maintains his intelligent, smooth-talking persona, even appearing as a bachelor on "The Dating Game."

Robert Knepper
as Detective Jim Hamell

Carrie Preston
as Carol Jensen

Guillermo Díaz
as Rodney Alcala

Tanya van Graan
as Shauna Bradshaw

Frances Sholto-Douglas
as Lori Carter

Matt Barr
as Detective Ryan

Kim Suzanne Engelbrecht
as Joanne

Meganne Young
as Wendy Cade

Athena Strates
as Camper Kaye

Alma Martinez
as Anna Alcala