A British bomber crew, including Australian and American, is shot down over Germany during a bombing run. The five make their way across a perilous Germany, intent on reaching the UK with the war secrets they have learned, battling Nazis along the way.

Errol Flynnas Flight Lt. Terry Forbes
Ronald Reaganas Flight Officer Johnny Hammond
Nancy Colemanas Kaethe Brahms
Raymond Masseyas Major Otto Baumeister
Alan Haleas Sgt. Kirk Edwards
Arthur Kennedyas Flight Officer Jed Forrest
Ronald Sinclairas Sgt. Lloyd Hollis
Albert Bassermannas Dr. Ludwig Mather
Sig Rumanas Preuss
Patrick O'Mooreas Squad Leader Lane-Ferris
Bert Glennon