Full Credits
26 members

Roger Moore
Otto Hecht

Telly Savalas
Zeno

David Niven
Professor Blake

Stefanie Powers
Dottie Del Mar

Claude Cardinale
Eleana

Richard Roundtree
Nat Judson

Sonny Bono
Bruno Rotelli

Elliott Gould
Charlie

Anthony Valentine
Volkmann

Siegfried Rauch
Braun

Michael Sheard
Sergeant Mann
Richard Wren
Reistoffer

Philip Locke
Vogel
Steve Ubels
Lantz

Paul Picerni
Zeno's Man

Paul Stassino
Zeno's Man
Manolis Peletis
Stassia Stakis

Lykourgos Kallergis
Lambros Tsangas

Mimi Denissi
Anne Marie Sten
Mary Dracopoulou
Elena Secota
Vanna Reville

William Holden
POW (uncredited)
31 members
George P. Cosmatos
Director
Derek Cracknell
Assistant Director
Edward Anhalt
Screenplay
Richard S. Lochte
Screenplay
Richard S. Lochte
Story
George P. Cosmatos
Story
David Niven Jr.
Producer
Jack Wiener
Producer
Colin M. Brewer
Associate Producer
Irene Lamb
Casting
Richard Green
Location Manager
Gilbert Taylor
Director of Photography
Ray Andrew
Steadicam Operator
Derek V. Browne
Camera Operator
Bob Penn
Still Photographer
Lalo Schifrin
Original Music Composer
Ken Nightingall
Boom Operator
Nicholas Stevenson
Sound Editor
Derek Ball
Sound Mixer
Michael Stringer
Production Design
John Graysmark
Supervising Art Director
Yvonne Blake
Costume Design
Eric Allwright
Makeup Artist
Paul Engelen
Makeup Artist
Mike Jones
Hairdresser
Ralph Kemplen
Editor
John Richardson
Special Effects
Vic Armstrong
Stunt Coordinator
Hunt Downs
Unit Publicist
Arlene Phillips
Choreographer
Tracey Eddon
Stunt Double