Top Billed Cast

1. 

   Alastair Sim

   Samuel Blight

2. 

   Barry K. Barnes

   Larry Preston

3. 

   Diana Churchill

   Janet Preston

4. 

   Edward Chapman

   Detective Inspector Bray

5. 

   Ruby Miller

   Mrs. Honeycombe

6. 

   Austin Trevor

   Heinreks

7. 

   Leo Genn

   Another Agent

8. 

   Geoffrey Sumner

   Detective Delacroix

9. 

   Glen Alyn

   Agent Posing as Reporter

10. 

    Torin Thatcher

    Karl Bergsen

11. 

    Carl Jaffe

    Foreign Agent

12. 

    Cathleen Nesbitt

    Miss. Sampson

13. 

    Cyril Smith

    Barber

14. 

    James Harcourt

    Judge