Regie geführt bei
| 1990 | Der Exorzist III | ||
| 1980 | The Ninth Configuration |
Drehbuchautor bei
| 2004 | Exorzist: Der Anfang | ||
| 1990 | Der Exorzist III | ||
| 1980 | The Ninth Configuration | ||
| 1977 | Exorzist II -Der Ketzer | ||
| 1973 | Der Exorzist | ||
| 1970 | Darling Lili | ||
| 1969 | The Great Bank Robbery | ||
| 1967 | Gunn | ||
| 1966 | Was hast du denn im Krieg gemacht, Pappi? | ||
| 1966 | Promise Her Anything | ||
| 1965 | John Goldfarb, Please Come Home! | ||
| 1964 | Ein Schuss im Dunkeln | ||
| 1963 | The Man From the Diner's Club | ||
| The Exorcist: Deceiver |
mitgespielt in
| 2017 | The Devil and Father Amorth | ||
| 1998 | The Fear of God: 25 Years of The Exorcist | ||
| 1973 | Der Exorzist | ||
| 1965 | John Goldfarb, Please Come Home! |