Entertaining Mr. Sloane was adapted as a feature film by Canterbury Film in 1970. The screenplay was written by Clive Exton, produced by Douglas Kentish, directed by Douglas Hickox. Beryl Reid stars as Kath, Peter McEnery as Sloane, Harry Andrews as Ed, and Alan Webb as Kemp. This ninety minute film was made more widely available on VHS in 1980 by Thorn EMI Video, in 1989 by Warner Home Video, and in 1990 by HBO Video.

Prick up Your Ears (1987), is a feature film based on John Lahr's biography of Orton. Produced by Andrew Brown and directed by Stephen Frears, the screenplay was written by Alan Bennett and stars Gary Oldman as Orton, Alfred Molina as Kenneth Halliwell, Vanessa Redgrave as Orton's agent, Peggy Ramsey, Julie Walters as Elsie Orton, the playwright's mother, and Wallace Shawn as the biographer John Lahr. The film was distributed in VHS format by Virgin Vision...