William Finley
- Compleanno:
- 09/20/1942
- Luogo di nascita:
- Manhattan, New York City, New York, USA:
 | The Weird World Of Weird: Volume 2 (2011) Woton’s Wake |
 | The Black Dahlia (2006) George Tilden |
 | Paradise Regained: Brian de Palma's 'Phantom of the Paradise' (2006) Himself |
 | Sick Girl (2006) Husband |
 | Sisters, l'autopsie (2004) Self |
 | Brian De Palma : Les Années 60 (2003) |
 | Night Terrors (1993) Dr. Matteson |
 | Double Negative (1985) Milt |
 | Silent Rage (1982) Dr. Paul Vaughn |
 | The Funhouse (1981) Marco the Magnificent |
 | Dressed to Kill (1980) Bobbi (voice) (uncredited) |
 | Simon (1980) Fichandler |
 | Wise Blood (1979) Man (uncredited) |
 | The Fury (1978) Raymond Dunwoodie |
 | Eaten Alive (1976) Roy |
 | Last Hours Before Morning (1975) Elmo |
 | Phantom of the Paradise (1974) Winslow Leach / The Phantom |
 | Sisters (1973) Emil Breton |
 | Dionysus in '69 (1970) Self/Dionysus |
 | The Wedding Party (1969) Alistair |
 | Murder à la Mod (1968) Otto |
 | Woton's Wake (1963) Woton |
| | Zelenka Zelenka |
| | Meatcleaver Sharkfuck Robert Johnson |