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.
| Actor | Role |
|---|---|
 Cliff RobertsonChristopher Ross / Arthur Selby | Christopher Ross / Arthur Selby |
 Dina MerrillBrancie Hagen | Brancie Hagen |
 Luther AdlerImre Hyneck | Imre Hyneck |
 Wilfrid Hyde-WhiteMorris Vanders | Morris Vanders |
 Lilia SkalaDr. Novack | Dr. Novack |
 Antoinette BowerIris | Iris |
 Donald SutherlandBenedeck | Benedeck |
 Szabó SándorJanosi | Janosi |
| CClarke GordonScopes | Scopes |
 Woodrow ParfreyBeamis | Beamis |
 Victor BrandtTibor | Tibor |
| DDanny KlegaGuard | Guard |
| CCharles H. RadilakReisling | Reisling |
| JJill CurzonVander's Secretary | Vander's Secretary |