'A naval lieutenant and his sweetheart prevent a German spy from destroying the British fleet.' (British Film Institute)
Helene Gingold
Rev Christian St George / Saint George
Percy Moran
RN Lieutenant Stephen English
Margaret Shelley
Mary Marshall
Leonard Shepherd
The Kaiser
Roy Travers
The Kaiser's Foreign Secretary
Lionel d'Aragon
Sir Charles Rosenbaum
Alfred Collins
Secretary
Thomas Canning
John Marshall
Helen Somers
Mrs Marshall
Auguste McCoulough
Walter Marshall
R. van Courtland
Percy Marshall
Bertram Carter
Submarine Commander