Film Polski ; MK2 ; Zespół Filmowy TOR ; scenariusz, Krzysztof Kieślowski, Krzysztof Piesiewicz ; kierownictwo produkcji, Ryszard Chutkowski ; reżyseria, Krzysztof Kieslowski
Selznick Studio ; [produced by] David O. Selznick ; adaptation by Alma Reville ; treatment in consultation with James Bridie ; screenplay by the producer David O. Selznick ; directed by Alfred Hitchcock
an Endor Production in association with Red Arrow International GMBH for BBC ; created and written by David Wolstencroft ; produced by Paul Frift and Hilary Bevan Jones ; directed by Brian Welsh