Cast 22

1. 

   Alan Ladd

   John Martin / Lt. (j.g.) Philip Masson, U.S.N.R. / Philippe Martine

2. 

   Geraldine Fitzgerald

   Miss Ellen Rogers / Madame Elaine Duprez

3. 

   Patric Knowles

   Cmdr. Brady

4. 

   John Hoyt

   Col. Paul Meister

5. 

   Gloria Saunders

   (W)omen's (A)rmy (C)orps Radio Operator Mary

6. 

   Richard Webb

   Frank Schmidt (O)perational (S)upport (P)ackages, (M)aterial, Maintenance, Management, U.S.N.R. / Parker

7. 

   Richard Benedict

   Robert Bouchet, Tech Sgt., A.U.S. / Albert Bernardi

8. 

   Harold Vermilyea

   Amadeus Brink

9. 

   Don Beddoe

   Rodney "Gates" Parrish / Raoul Josse

10. 

    Onslow Stevens

    Field

11. 

    Gavin Muir

    Col. Crawson

12. 

    Egon Brecher

    Marcel Aubert

13. 

    Joseph Crehan

    Gen. Donovan

14. 

    Bobby Driscoll

    Gerard

15. 

    Julia Dean

    Madame Prideaux

16. 

    Crane Whitley

    Arnheim

17. 

    Dorothy Adams

    Claudette (uncredited)

18. 

    John Dehner

    German Radar Captain (uncredited)

19. 

    Frank Ferguson

    Electronics Engineer (uncredited)

20. Leo Schlesinger

    German Soldier (uncredited)

21. Carl R. Botefuhr

    American Soldier (uncredited)

22. George Bruggeman

    MP NCO (uncredited)

Crew 16