During early World War II, a Danish sea captain, delayed in a British port, tangles with German spies.
Conrad Veidt
Capt. Andersen
Valerie Hobson
Mrs. Sorensen
Hay Petrie
Axel Skold
Joss Ambler
Lt. Cmdr. Ashton
Raymond Lovell
Van Dyne
Esmond Knight
Mr. Pidgeon