- Country: USA
- Genres: Drama, War
- Release: 1946-05-26
- Director: Irving Pichel (1891–1954)
- Writers: Richard Maibaum
- Language: English
- Stars: Alan Ladd , Alan Ladd , Geraldine Fitzgerald , Geraldine Fitzgerald , Patric Knowles (1911–1995) , John Hoyt , Gloria Saunders , Richard Webb , Richard Benedict , Harold Vermilyea (1889–1958) , Don Beddoe , Onslow Stevens
- Runtime: 108 min
- Awards: N/A
- AKA: Farligt uppdrag (Sweden) , Bajo el manto tenebroso (Spain) , Eroi nell'ombra (Italy) , O.S.S. (Spain) , Bajo el manto tenebroso (Argentina) , Les héros dans l'ombre (France, French Republic) , O.S.S. asiamies (Finland) , I hemmelig tjeneste (Denmark) , O.S.S. (United Kingdom) , O.S.S. (Romania) , Sob o Manto Tenebroso (Brazil) , O.S.S. (United States of America) , O.S.S. (Finland) , Αφανείς ήρωες (Greece) , O.S.S. (Portugal, Portuguese Republic) , OSS - Misja specjalna (Poland) , O.S.S. (Canada) , Bajo el manto tenebroso (Mexico) , O.S.S. , Farlig Oppdrag (Norway)
- Plot: John Martin is part of an American spy team dropped into France during World War II to destroy the French railway system. After successfully blowing up a tunnel he runs back to save Ellen and is told "Never come back for me again." Later he must choose whether or not to obey her wishes.
- IMDB:tt0038794
O.S.S. Cast · · · ALL
Irving Pichel
(1891–1954)
Director
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
(1911–1995)
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
(1889–1958)
Amadeus Brink
Don Beddoe
Rodney "Gates" Parrish / Raoul Josse
Onslow Stevens
Field
Gavin Muir
Col. Crawson
Egon Brecher
Marcel Aubert
Joseph Crehan
Gen. Donovan
Bobby Driscoll
Gerard
Julia Dean
Madame Prideaux
Crane Whitley
Arnheim
Dorothy Adams
Claudette (uncredited)
John Dehner
German Radar Captain (uncredited)
Frank Ferguson
Electronics Engineer (uncredited)
Leo Schlesinger
German Soldier (uncredited)
Carl R. Botefuhr
American Soldier (uncredited)
George Bruggeman
MP NCO (uncredited)