Natalie Wood

Eva Ryker / Claire Ryker

Robert Foxworth

Norman Hall

Ralph Bellamy

William E. Ryker

Jean-Pierre Aumont

Inspector Laurier

Bradford Dillman

Jason Eddington

Morgan Fairchild

Lisa Eddington

Peter Graves

Mike Rogers

Roddy McDowall

MacFarland

Mel Ferrer

Dr. Sanford

Robert Hogan

J.H. Martin

Tonya Crowe

Little Eva

Vince Howard

Albert Thompson

Ellaraino

Martha Thompson

John Alderson

Sheriff

Len Wayland

Commander Masterson

Ted Gehring

Lt. Galbraith

William Beckley

Leeds

Eric Sinclair

Deck Officer

Keith McConnell

Capt. Blake

John Orchard

Burke

Jorge Cervera Jr.

Gardener

John Furlong

Doctor

Terrence E. McNally

Launch Helmsman

Peter Kwong

(uncredited)