The players in an ongoing poker game are being mysteriously killed off, one by one.
Dean Martin
Van Morgan
Robert Mitchum
Reverend Jonathan Rudd
Inger Stevens
Lily Langford
Roddy McDowall
Nick Evers
Katherine Justice
Nora Evers
John Anderson
Marshal Dana
Ruth Springford
Mama Malone
Yaphet Kotto
Little George
Denver Pyle
Sig Evers
Bill Fletcher
Joe Hurley
Whit Bissell
Dr. Cooper
Ted de Corsia
Eldon Bates
Don Collier
Rowan
Roy Jenson
Mace Jones
Louise Lorimer
Mrs. Frank Wells
Chuck Hayward
O'Hara (uncredited)
Jerry Gatlin
Joe Gray
Robert F. Hoy