The film was a British-American co-production distributed by United Artists, directed by Michael Anderson and produced by George Glass and Walter Seltzer, with Marlon Brando Sr. as executive producer.
A movie that combined resources from both the UK and US, released through United Artists, was guided by Michael Anderson, and brought together George Glass and Walter Seltzer as producers, with Marlon Brando Sr. playing a key role in its development.