Cast principale
Alan Ladd
John Martin / Lt. (j.g.) Philip Masson, U.S.N.R. / Philippe Martine
Geraldine Fitzgerald
Miss Ellen Rogers / Madame Elaine Duprez
Patric Knowles
Cmdr. Brady
John Hoyt
Col. Paul Meister
Gloria Saunders
(W)omen's (A)rmy (C)orps Radio Operator Mary
Richard Webb
Frank Schmidt (O)perational (S)upport (P)ackages, (M)aterial, Maintenance, Management, U.S.N.R. / Parker
Richard Benedict
Robert Bouchet, Tech Sgt., A.U.S. / Albert Bernardi
Harold Vermilyea
Amadeus Brink