Synopsis
The "war of nerves" which gripped the European continent in 1938, is the background for this war thriller starring George Sanders.
Main Casting
 George Sanders
Keith Wilson
 Marguerite Chapman
Ilse Von Preissing
 Onslow Stevens
Rudolph Von Preissing
 Gale Sondergaard
Gretta Van Leyden
 Franklyn Farnum
R.A.F. Officer (uncredited)
 Byron Foulger
Herr Van Leyden (uncredited)
 Steven Geray
Henri Rader (uncredited)
 Alan Napier
Col. Patterson (uncredited)
Ratings
Technical team
Alfred E. Green Directing
Michael Hogan Writing
Horace McCoy Writing
Werner R. Heymann Music
Samuel Bischoff Producing
Production
Columbia Pictures