Cast (34)

Gregory Peck

Col. Lewis Pugh

Roger Moore

Capt. Gavin Stewart

David Niven

Col. W.H. Grice

Trevor Howard

Jack Cartwright

Barbara Kellerman

Mrs. Cromwell

Patrick Macnee

Major 'Yogi' Crossley

Kenneth Griffith

Charlie Wilton

Patrick Allen

Colin Mackenzie

Wolf Kahler

Trompeta

Robert Hoffmann

U-Boat Captain

Dan van Husen

U-Boat First Officer

George Mikell

Captain of Ehrenfels

Jürgen Andersen

First Officer of Ehrenfels

Bernard Archard

Underhill

Martin Benson

Mr. Montero

Percy Herbert

Dennison

Donald Houston

Hilliard

Glyn Houston

Peters

Terence Longdon

Malvern

Allan Cuthbertson

Dickie Melborne

Faith Brook

Mrs Doris Grice

John Standing

Finley

Graham Stark

Don Manners

Jack Watson

Maclean

Moray Watson

Breen

Michael Medwin

Langley

William Morgan Sheppard

'Patch' Lovecroft

Patrick Holt

Barker

Clifford Earl

Sloane

Keith Stevenson

Manuel

Brook Williams

Butterworth

Victor Langley

Williamson

Marc Zuber

Ram Das Gupta

Mohan Agashe

Brothel Keeper

Crew (7)

Maurice Binder

Main Title Designer

Andrew V. McLaglen

Director

Reginald Rose

Writer

James Leasor

Writer

John Glen

Editor

Roy Budd

Original Music Composer

Eddie Powell

Stunts