Rock Hudson

Cdr. James Ferraday

Ernest Borgnine

Boris Vaslov

Patrick McGoohan

David Jones

Jim Brown

Capt. Leslie Anders

Tony Bill

Lt. Russell Walker

Alf Kjellin

Col. Ostrovsky

Gerald S. O'Loughlin

Lt. Cdr. Bob Raeburn

Ted Hartley

Lt. Jonathan Hansen

Murray Rose

Lt. George Mills

Michael T. Mikler

Lt. Courtney Cartwright

Joseph Bernard

Dr. Jack Benning

Jonathan Goldsmith

Russian Aide

Sherwood Price

Lt. Edgar Hackett

Lee Stanley

Lt. Mitgang

John Orchard

Survivor

Jim Dixon

Earl MacAuliffe

Ron Masak

Paul Zabrinczski

Boyd Berlind

Bruce Kentner

Craig Shreeve

Gafferty

Wade Graham

Parker

David Wendel

Cedric Patterson

Ronnie Rondell Jr.

Lyle Nichols

Ted Kristian

Wassmeyer

Lloyd Haynes

Webson

Michael Grossman

Kohler

Buddy Garion

Edward Rawlins

Don Newsome

Timothy Hirsch

Robert Carlson

Kelvaney

William O'Connell

Survivor

Michael Rougas

Fannovich

Gary Downey

Lorrison

T. J. Escott

Lt. Carl Mingus

Jed Allan

Peter Costigan

Buddy Joe Hooker

Hill

Lloyd Nolan

Admiral Garvey

Jim Goodwin

Survivor

William Byron Hillman

Philip Munsey

Dennis Alpert

Gambetta

Budd Albright

Seaman with torpedo accident (uncredited)

John Breen

Bar Patron (uncredited)

Louie Elias

Maneuver Sergeant (uncredited)

Ty Haller

Pvt. Grey (uncredited)

James Jeter

2nd Barman (uncredited)

Larry Strong

Wardroom Attendent (uncredited)

Elliott Sullivan

Bartender (uncredited)

Douglas Heyes

Screenplay

Alistair MacLean

Novel

John Sturges

Director

Art Levinson

Second Assistant Director

Peter R.J. Deyell

Makeup Artist

John Truwe

Makeup Artist

Franklin Milton

Sound Recordist

Jack Wilson

Stunts

Terry Leonard

Stunts

John Moio

Stunts

Van Allen James

Sound Editor

Loren Janes

Stunts

Ronnie Rondell Jr.

Stunts

Glenn R. Wilder

Stunts

Phil Adams

Stunts

Louie Elias

Stunts

Dick Warlock

Stunts

Lee Faulkner

Stunts

Roydon Clark

Stunts

Gary McLarty

Stunts

Budd Albright

Stunts

Bob Herron

Stunt Coordinator

Henry Grace

Set Decoration

James C. Pratt

Associate Producer

Ferris Webster

Editor

George W. Davis

Art Direction

Addison Hehr

Art Direction

Michel Legrand

Original Music Composer

Daniel L. Fapp

Director of Photography

Martin Ransohoff

Producer

John Calley

Producer

Gary Downey

Stunts

W.R. Burnett

Screenplay

Michel Legrand

Conductor

John M. Stephens

Additional Photography

Ralph W. Nelson

Unit Production Manager

Franklin Milton

Recording Supervision

Thomas J. Schmidt

Assistant Director

William Tuttle

Makeup Artist

Carroll L. Shepphird

Visual Effects

Normal Stuart

Dialogue Coach

J. McMillan Johnson

Visual Effects

Robert R. Hoag

Special Effects

Ralph Swartz

Special Effects

Jack Mills

Set Decoration

Clarence Slifer

Visual Effects

Nelson Tyler

Additional Photography

Earl McCoy

Special Effects

Harry Julian Fink

Screenstory

John M. Connolly

Technical Advisor

Henry Millar

Special Effects

Dick Ziker

Stunts

Lynn Guthrie

Second Assistant Director