Frixos Constantine presents an Anglo-Soviet co-production by Poseidon Productions Ltd., England, Sovietfilm and Mosfilm, U.S.S.R ; written and directed by Emil Lotianou ; Western version supervised by Michael Powell
Les Films du Rivage, La Sept Cinéma, Paris; Studio Adam et Eve, Tbilissi; et allemande Studio Babelsberg, Berlin; Russie, Sotra, Sergueï Melnik; Ukraine, Innova, A. Rodnyansky; Belgique, C.M.C