Jack Nicholson as Jimmy Wallace

Harry Lauter as Police Lt. Porter

Carolyn Mitchell as Carole Fields

Brett Halsey as Manny Cole

Ralph Reed as Joey Clamont

Lynn Cartwright as Julie

Smoki Whitfield as Sam

Barbara Knudson as Mrs. Maxton

Ed Nelson as Rick Connor

Herb Vigran as John Lawson - Gambelli's Lawyer (uncredited)

John Shay as Glen Gannon

William A. Forrester as Carl Maxton

Frank Richards as Pete Gambelli

Ruth Swanson as Helen Wallace (uncredited)

Mitzi McCall as Evelyn

Claude Stroud as Mr. Werner (uncredited)

John Weed as Police Sgt. Reed

Bill Erwin as Mr. Wallace

James Fillmore as Al

Roger Corman as Joe - TV Truck Man (uncredited)

Leo Gordon as Man in Crowd (uncredited)

Bruno VeSota as Man in Crowd (uncredited)