Self (archive footage)
Leap of Faith: William Friedkin on The Exorcist (2023)
Self (Archive Footage)
Miller's Tale (2011)
Self
The Joe Spinell Story (2001)
The Doctor
The Eternal (1998)
Self - Father Karras
The Fear of God: 25 Years of The Exorcist (1998)
Det. Rollins
Murdered Innocence (1996)
Lt. March
Mommy (1995)
Coach Ara Parseghian
Rudy (1993)
Mikie
Small Kill (1992)
Father Damien Karras / Patient X
The Exorcist III (1990)
Dr. Miles Keefer
Deadly Care (1987)
Benjamin Rasnick
Light of Day (1987)
Garrett Locke
A Touch of Scandal (1984)
Sarge
Toy Soldiers (1984)
Don Vito Appolini
Monsignor (1982)
Clay Orlovsky
The Best Little Girl in the World (1981)
Arthur Miller
Marilyn: The Untold Story (1980)
Dr. Tom Henderson
The Henderson Monster (1980)
Lt. Frankie Reno
The Ninth Configuration (1980)
John Rawlins
Vampire (1979)
Aristides Ungria
El Perro (1977)
Dr. Aldo Meyer
Des Teufels Advokat (1977)
F. Scott Fitzgerald
F. Scott Fitzgerald in Hollywood (1975)
Father William Wasson
A Home of Our Own (1975)
Cooper
The Nickel Ride (1975)
The Horror Hall of Fame: A Monster Salute (1974)
Father Damien Karras
The Exorcist (1973)
Post Production Supervisor
Independence Day: Resurgence (2016)
Screenplay
That Championship Season (1999)
Theatre Play
Writer
A Mother's Courage: The Mary Thomas Story (1989)
Director
That Championship Season (1982)
Original Film Writer
Reward (1980)