Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Amityville Horror - Eine wahre Geschichte | 2005 | |
| Writer | Amityville Horror | 1979 | |
| Director | Amityville Horror IV | 1989 | |
| Writer | Amityville Horror IV | 1989 | |
| Writer | Amityville Horror IV | 1989 | |
| Producer | Amityville Horror IV | 1989 | |
| Director | Pin | 1988 | |
| Writer | Pin | 1988 | |
| Director | Verliebt in einen Frauenschänder? | 1995 |