"In a complex piece of espionage the Russian secret service attempts to kidnap a high ranking officer in the CIA and replace him with a one of its own."
Yul Brynner
as Dan Slater / Kalmar
Britt Ekland
as Gina
Clive Revill
as Frank Wheatley
Anton Diffring
as Col. Berthold
Moira Lister
as Mrs. Carrington
Lloyd Nolan
as Edwards
George Mikell
as Max Gruner
Brandon Brady
as Gregori
Julia Arnall
as Anna Wheatley
David Bauer
as Andrew Miller
Ronald Radd
as Russian General
Kenneth J. Warren
as Police Chief
David Healy
as Halstead
Carl Jaffe
as Police Surgeon
Douglas Muir
as Wilfred
Frederick Schiller
as Ticket Seller
Ernst Walder
as Frischauer
Hal E. Chester
Producer
Ernie Freeman
Music
Denys N. Coop
Director of Photography
Richard Best
Editor
Frank Tarloff
Screenplay
Alfred Hayes
Franklin J. Schaffner
Director
Henry Maxfield
Novel
Bernard Lodge
Main Title Designer
Mike Fox
Focus Puller
Alan Hall
Camera Operator
Robert Lennard
Casting Director
Arthur Lawson
Art Direction
David Bill
Set Decoration
Courtenay Elliott
Costume Designer
Richard Mills
Makeup Artist
Henry Montsash
Hairdresser
William P. Cartlidge
Assistant Director
Ron Jackson
Charles Crafford
Sound Editor