Bill Kurtis

Host

Arlyne Weiss-Brickman

Herself

Karen Hill

(archive footage)

Bill Roemer

Himself/Former FBI agent

Aileen Wuornos

Dawn Botkins

Aileen's childhood friend

Tyria Moore

Aileen's girlfriend

Arlene Pralle

Steve Glazer

Defense attorney

John F. Kennedy

Self (archive footage)

Lee Harvey Oswald

Self (archive footage)

Ted Bundy

Self (archive footage)

John Wayne Gacy

Self (archive footage)

Jeffrey Dahmer

Self (archive footage)