Otto Hecht

Roger Moore

Acting

Zeno

Telly Savalas

Acting

Professor Blake

David Niven

Acting

Dottie Del Mar

Stefanie Powers

Acting

Eleana

Claudia Cardinale

Acting

Nat Judson

Richard Roundtree

Acting

Bruno Rotelli

Sonny Bono

Acting

Charlie

Elliott Gould

Acting

Volkmann

Anthony Valentine

Acting

Braun

Siegfried Rauch

Acting

Sergeant Mann

Michael Sheard

Acting

Reistoffer

Richard Wren

Acting

Vogel

Philip Locke

Acting

Lantz

Steve Ubels

Acting

Zeno's Man

Paul Picerni

Acting

Zeno's Man

Paul Stassino

Acting

Manolis Peletis

Acting

Stassia Stakis

Acting

Λυκούργος Καλλέργης

Acting

Lambros Tsangas

Acting

Μιμή Ντενίση

Acting

Anne Marie Sten

Acting

Mary Dracopoulou

Acting

Elena Secota

Acting

Vanna Reville

Acting

POW (uncredited)

William Holden

Acting