 | The Capote Tapes (2021) as Self (voice) (archive footage) |
 | Glanz und Elend in Hollywood: Natalie Wood (2009) as Self |
 | Silent Hollywood: Cult, Stars, Scandals (2005) as Self |
| | Lindsay Anderson: Lucky Man? (2004) as Self |
 | On Cukor (2000) as Self |
 | Universal Horror (1998) as Self - Interviewee |
 | Rich and Famous (1981) as Literary Party Guest |
 | Dead on the Money Teleplay |
 | Sweet Bird of Youth Teleplay |
 | Liberace: Behind the Music Writer |
 | Second Serve Writer |
 | I Never Promised You a Rose Garden Screenplay |
 | Interval Story |
| | Interval Screenplay |
 | I Want What I Want Screenplay |
 | Whoever Slew Auntie Roo? Additional Dialogue |
 | Inside Daisy Clover Novel |
| | Inside Daisy Clover Screenplay |
 | The Roman Spring of Mrs. Stone Screenplay |
 | Sons and Lovers Screenplay |
 | Strange Witness Writer |
 | Bitter Victory Screenplay |
 | Bigger Than Life Additional Writing |
 | The Road to Edinburgh Writer |
 | Another Sky Director |
| | Another Sky Writer |
