William Peter Blatty on streaming services See the list on TMDB
as The Producer (uncredited)
7.7
| 1973
| Movie
| 122min
Director:
Stars:
as Dr. Fromme (uncredited)
6.4
| 1980
| Movie
| 118min
Director:
Stars:
What She Said: The Art of Pauline Kael
as Self
6.7
| 2019
| Movie
| 98min
Director:
Stars:
as Himself
5.3
| 1986
| Movie
| 75min
Director:
Stars: