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
Studio Canal ; EMI Film Productions Limited present a Demetriou production ; a Pierre Jourdan film ; producer and musical director, Evdoros Demetriou ; director, Pierre Jourdan ; film produced in association with the O.R.T.F. ; released through MGM-EMI Distributors Ltd
a Peartree Entertainment production ; written & directed by Peter Stephan Jungk ; produced by Lillian Birnbaum ; a film by Peartree Entertainment and Transmitter Film
the Criterion Collction ; Janus Films ; Mosfilʹm ; Avtor St︠s︡enarii︠a︡ i Postanovshchik, S.M. Ėĭzenshteĭn ; Rezhisser, B. Sveshnikov [i] L. Indenbom = The Criterion Collection ; Janus Films ; Mosfilm ; written and directed by Sergei Eisenstein ; producer, B. Sveshnikov [and] L. Indenbom