John Ireland

Frank Webster

Dorothy Malone

Connie Adair

Bruce Carlisle

Faber

Iris Adrian

Wilma Belding

Marshall Bradford

Mr. Hillman

Bruno VeSota

Bob Nielson

Byrd Holland

Doctor

Larry Thor

Detective Sergeant

Henry Rowland

Motorist in Park

Dick Pinner

State Trooper

Robin Morse

Gas Station Attendant

Lou Place

Det. Faraday

Harry 'Snub' Pollard

Park Caretaker

Jean Howell

Sally Phillips

Roger Corman

Roadblock State Trooper (uncredited)

Jonathan Haze

Connie's Rescuer (uncredited)

William Woodson

Officer Samuels (uncredited)