John Ritter
- Stanley's Dinosaur Round-Up
2006 In Memory Of
- Clifford's Really Big Movie
2004 In Memory Of
- Bad Santa
2003 In Memory Of
- Manhood
2003 Eli
- The Golden Girls: Lifetime Intimate Portrait Series
2003 Narrator (voice)
- Tadpole
2002 Stanley Grubman
- Man of the Year
2002 Bill
- Nuncrackers
2001 Narrator
- Panic
2000 Josh
- Terror Tract
2000 Bob Carter
- TripFall
2000 Tom Williams
- Lost in the Pershing Point Hotel
2000 Christian Therapist
- It Came from the Sky
1999 Donald Bridges
- Lethal Vows
1999 David Farris
- Holy Joe
1999 Joe Cass
- Shadow of Doubt
1998 Steven Mayer
- I Woke Up Early the Day I Died
1998 Robert Forrest
- Montana
1998 Dr. Wexler
- Bride of Chucky
1998 Chief Warren Kincaid
- Chance of a Lifetime
1998 Tom Maguire
- Loss of Faith
1998 Bruce Barker
- Dead Husbands
1998 Dr. Carter Elston
- A Gun, a Car, a Blonde
1997 Duncan the Bartender
- A Child's Wish
1997 Ed Chandler
- Sink Or Swim
1997 Hank
- Nowhere
1997 Moses Helper
- Sling Blade
1996 Vaughan Cunningham
- Mercenary
1996 Jonas Ambler
- Unforgivable
1996 Paul Hegstrom
- For Hope
1996 Date #5 (uncredited)
- The Colony
1995 Rick Knowlton
- Gramps
1995 Clarke MacGruder
- North
1994 Ward Nelson
- Heartbeat
1993 Bill Grant
- The Only Way Out
1993 Jeremy Carlisle
- Stay Tuned
1992 Roy Knable
- Noises Off...
1992 Garry Lejeune / Roger Tramplemain
- The Summer My Father Grew Up
1991 Paul
- Problem Child 2
1991 Ben Healy
- The Real Story of O Christmas Tree
1991 Piney (voice)
- Problem Child
1990 Ben
- The Dreamer of Oz
1990 L. Frank Baum
- Poochinski
1990 Executive Producer
- Skin Deep
1989 Zach
- My Brother's Wife
1989 Barney
- Tricks of the Trade
1988 Donald Todsen (uncredited)
- Mickey's 60th Birthday
1988 Dudley Goode
- Real Men
1987 Bob Wilson
- Prison for Children
1987 David Royce
- The Last Fling
1987 Phillip Reed
- It's Howdy Doody Time: A 40-Year Celebration
1987 Himself - Guest
- A Smoky Mountain Christmas
1986 Judge Harold Benton (uncredited)
- Unnatural Causes
1986 Frank Coleman
- Letting Go
1985 Alex
- Love Thy Neighbor
1984 Danny Loeb
- Strong Kids, Safe Kids
1984 Himself
- Sunset Limousine
1983 Alan O'Black
- The Flight of Dragons
1982 Peter Dickinson (voice)
- In Love with an Older Woman
1982 Robert
- Pray TV
1982 Tom McPherson
- They All Laughed
1981 Charles Rutledge
- Wholly Moses
1980 Satan (The Devil)
- John Ritter: Being of Sound Mind and Body
1980 Writer
- Hero at Large
1980 Steve Nichols
- The Comeback Kid
1980 Bubba Newman
- Americathon
1979 President Chet Roosevelt
- Leave Yesterday Behind
1978 Paul Stallings
- Ringo
1978 Marty Flesh
- Nickelodeon
1976 Franklin Frank
- The Prisoner of Second Avenue
1975 Elevator Passenger (uncredited)
- The Night That Panicked America
1975 Walter Wingate
- The Stone Killer
1973 Hart
- The Lie
1973 Bauer
- The Other
1972 Rider
- Evil Roy Slade
1972 Priest (uncredited)
- Scandalous John
1971 Wendell
- The Barefoot Executive
1971 Roger
