The Cocktail People [with Joel Siegel] (cartoons) 1966

Do Not Adjust Your Set (television sketches) 1968

We Have Ways of Making You Laugh (television sketch animations) 1968

*Monty Python's Flying Circus (television sketches and animations) 1968-1974

*And Now for Something Completely Different [with Graham Chapman, John Cleese, Eric Idle, Terry Jones, and Michael Palin] (screenplay) 1971

*Monty Python and the Holy Grail [with Graham Chapman, John Cleese, Eric Idle, Terry Jones, and Michael Palin] (screenplay) 1975

*Jabberwocky [with Charles Alverson] (screenplay) 1977

Monty Python's Life of Brian [with Graham Chapman, John Cleese, Eric Idle, Terry Jones, and Michael Palin] (screenplay) 1979

*Time Bandits [with Michael Palin] (screenplay) 1981

Monty Python Live at the Hollywood Bowl [with Graham Chapman, John Cleese, Eric Idle, Terry Jones, and Michael Palin] (screenplay) 1982

*Monty Python's The Meaning of Life [with Graham Chapman, John Cleese, Eric Idle, Terry Jones, and Michael Palin] (screenplay) 1983

*Brazil [with Tom Stoppard and Charles McKeown] (screenplay) 1984

*The Adventures of Baron Munchausen [with Charles McKeown] (screenplay) 1988

*The Fisher King [screenplay by Richard LaGravenese] (film) 1991

*Twelve Monkeys [screenplay by David and Janet People] (film) 1995

**Fear and Loathing in Las Vegas (screenplay) 1998

*Gilliam directed these works.

**Screenplay based on the book Fear and Loathing in Las Vegas by Hunter S. Thompson.