"An American spy tries desperately to get out from behind the Iron Curtain with some crucial microfilm with the Communist security police close on his heels."
Cliff Robertson
as Christopher Ross / Arthur Selby
Dina Merrill
as Brancie Hagen
Luther Adler
as Imre Hyneck
Wilfrid Hyde-White
as Morris Vanders
Lilia Skala
as Dr. Novack
Antoinette Bower
as Iris
Donald Sutherland
as Benedeck
Sándor Szabó
as Janosi
Clarke Gordon
as Scopes
Woodrow Parfrey
as Beamis
Victor Brandt
as Tibor
Danny Klega
as Guard
Charles H. Radilak
as Reisling
Jill Curzon
as Vander's Secretary
Howard E. Johnson
Art Direction
John Kneubuhl
Writer
Gustave Field
Stanley Wilson
Music
Burton Miller
Costume Design
George Bisk
Assistant Director
Joel Rogosin
Producer
Gerald Perry Finnerman
Director of Photography
Buddy Small
Editor
Joseph Sargent
Director