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