A decoding expert tangles with enemy spies.
William Powell
Lt. William 'Bill' Gordon / Anson Meridan
Rosalind Russell
Joel Carter
Binnie Barnes
Olivia Karloff
Lionel Atwill
Maj. William Brennan
Cesar Romero
Capt. Nicholas 'Nikki' Nieterstein
Samuel S. Hinds
John Carter, Assistant Secretary of War
Henry Stephenson
Russian Ambassador Gregory
Frank Reicher
Dr. R.A. Jackson
