Lawrence Tierney as Det. Sgt. Jack Stevens

John Carradine as Claude Almstead

Jayne Mansfield as Candy Price

Burt Kaiser as Alex Voe

Kathleen Crowley as Peggy Voe

James Kodl as Joe

Duane Grey as Sgt. Duane

Cornelius Keefe as Capt. Kroger

Bruce Carlisle as Chuck

Connie Cezon as Connie

Davis Roberts as George

Gordon Urquhart as Larry Jackson

Alan Jay Factor as Dr. Urquhart

Bill Layne as Heckler

Bruno VeSota as Frank

Eve Brent as Monica Madison