37 credits
- The Muppet Script
2025 Original Film Writer
- Don Knotts: Tied Up with Laughter
2011 Himself
- The Pitts
2003 Mystery Man #1
- Sour Grapes
1998 Eulogist
- The Detectives
1993 Bouncer
- Animaniacs
1993 Sid the Squid (voice)
- Double Vision
1992 Angry Cab Driver
- Darkwing Duck
1991 Police Officer / Bank President (voice)
- Sunday Pursuit
1990 Taxi driver
- RoboCop 2
1990 Stunts
- Happy Birthday, Bugs! 50 Looney Years
1990 Writer
- The Simpsons
1989 Edward Christian (voice)
- CBS Summer Playhouse
1987 Bud Stone
- It's Garry Shandling's Show
1986 Writer
- Gonzo Presents Muppet Weird Stuff
1985 Writer
- Brothers
1984 Duke
- John Ritter: Being of Sound Mind and Body
1980 Writer
- The Muppet Movie
1979 Writer
- Peter Pan
1976 Writer
- The Muppet Show
1976 Writer
- Wait Till Your Father Gets Home
1972 Ralph Kane (voice)
- Getting Together
1971
- The Partridge Family
1970 Stillman Kelly
- The Glen Campbell Goodtime Hour
1969 Writer
- Hee Haw
1969 Writer
- The Night They Raided Minsky's
1968 Candy Butcher
- That's Life
1968
- The Ghost & Mrs. Muir
1968 Frank Donaldson
- Occasional Wife
1966
- Goldstein
1965 Truck Driver / Policeman
- The Andy Griffith Show
1960 Warren Ferguson
- Kraft Music Hall
1958 Writer
