Cast
Maj. John Tarrant
Cedric Harper
Ceil Burrows
Alf Chestermann
McKee
Chief Supt. Wray
Alex Tarrant
Lady Melissa Julyan
Sir Edward Julyan
Bateson
Monitoring Policeman
Mike McCarthyJane Harper 
Miss MonleyIlkeston Margaret 
MI5 Man
Hetty
Gen. St. John
Jacques, not listed in credits
Shadow, not listed in credits
Doctor, not listed in credits
not listed in credits
Pincus, not listed in credits
Pleasant Secretary, not listed in creditsаJeweller, not listed in credits Manageress, not listed in creditsа Heppenstel, not listed in credits Man at Auction, not listed in credits S.P. Driver, not listed in credits Tompkins, not listed in credits 
Sellars, not listed in credits
Bit Part, not listed in creditsDavid Tarrant, not listed in credits Adm. Ballantyne, not listed in credits Commuter, not listed in credits James Stroud, not listed in credits 
Fake Military Policeman, not listed in credits
Passenger on the Bus Beside Tarrant, not listed in creditsаPostman, not listed in credits Ilkeston's Secretary, not listed in creditsа Magnus Petrie, not listed in credits 
