Joseph Walton Losey III was an American theatre and film director, producer, and screenwriter. Born in Wisconsin, he studied in Germany with Bertolt Brecht and then returned to the United States. Blacklisted by Hollywood in the 1950s, he moved to Europe where he made the remainder of his films, mostly in the United Kingdom. Among the most critically and commercially successful were the films with screenplays by Harold Pinter: The Servant (1963) and The Go-Between (1971).

Harold Pinter was a British playwright, screenwriter, director and actor. A Nobel Prize winner, Pinter was one of the most influential modern British dramatists with a writing career that spanned more than 50 years. His best-known plays include The Birthday Party (1957), The Homecoming (1964) and Betrayal (1978), each of which he adapted for the screen. His screenplay adaptations of others' works include The Servant (1963), The Go-Between (1971), The French Lieutenant's Woman (1981), The Trial (1993) and Sleuth (2007). He also directed or acted in radio, stage, television and film productions of his own and others' works.