Robert Wagner

Tony Petrakis

Terry Moore

Gwyneth Rhys

Gilbert Roland

Mike Petrakis

J. Carrol Naish

Socrates Houlis

Richard Boone

Thomas Rhys

Angela Clarke

Mama Petrakis

Peter Graves

Arnold Dix

Jay Novello

Sinan

Jacques Aubuchon

Demetrios Sofotes

Gloria Gordon

Penny Petrakis

Harry Carey, Jr.

Griff Rhys

Rock Hudson

Narrator (uncredited)

Jack English

Doctor (uncredited)

William Johnstone

Crewman of 'Snapper' (uncredited)

A.I. Bezzerides

Writer

Robert Bassler

Producer

Edward Cronjager

Director of Photography

William Reynolds

Editor

Robert D. Webb

Director

Fred J. Rode

Set Decoration

Darryl F. Zanuck

Executive Producer

Ben Nye

Makeup Artist

Lyle R. Wheeler

Art Direction

Dorothy Jeakins

Costume Design

George Patrick

Art Direction

Bernard Herrmann

Original Music Composer