Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Psychose | 1960 | |
| Writer | Psycho | 1998 | |
| Writer | Psychose IV | 1990 | |
| Writer | Instant de bonheur | 1995 | |
| Actor | Going to Pieces: The Rise and Fall of the Slasher Film | 2006 | Himself |
| Writer | Les Griffes de la peur | 1969 | |
| Writer | L'orchidée noire | 1958 | |
| Writer | The Kindred | 1987 | |
| Writer | La Lame nue | 1961 |