An American scientist is sent by the CIA to East Germany to retrieve a secret microfilm from a Soviet scientist interested in defecting to the West but the Stasi secret police's surveillance complicates matters.
as Professor James Bower
as Counselor Peter Heinzmann
as Frieda Hoffmann
as Orlovsky
as Ingrid Weiß
as Dr. Saltzer
as Major Windisch
as Mädchen unter der Dusche
as Agent Adams
as Agent (uncredited)
as Professor James Bower (voice) (uncredited)
as Orlovsky's Friend (uncredited)
as Fluchthelfer Franz Ritter (uncredited)
as Dr. Saltzer (voice) (uncredited)
as Tommy (uncredited)