Janus Films ... [and others] ; a London Film production presented by Alexander Korda and David O. Selznick ; screenplay by Graham Green ; produced and directed by Carol Reed
Janus Films ; Joseph E. Levine presents for Ital Noleggio Cinematografico, S.p.A. ; the Robert Gordon Edwards, Esa de Simone, Lotar Film production of a film by Liliana Cavani ; produced by Robert Gordon Edwards ; directed by Liliana Cavani ; screenplay, Liliani Cavani, Italo Moscati ; story by Liliana Cavani, Barbara Alberti, Amedeo Pagani
Janus Films ... [and others] ; a London Film production presented by Alexander Korda and David O. Selznick ; screenplay by Graham Green ; produced and directed by Carol Reed