Novels edit

• Hermes 3000 (1972)
• The Fan Man (1974)
• Night Book (1974)
• Swimmer in the Secret Sea (1975) (a short story published in mass-market paperback format, as a sort of chapbook)
• Doctor Rat (1976)
• Fata Morgana (1977)
• Herr Nightingale And the Satin Woman (1978) (graphic novel, illustrated Joe Servello)
• Jack in the Box (1980) (later re-titled as Book of Love at the release of the movie based on it)
• Christmas at Fontaine's (1982)
• Superman III (1983) (based on the screenplay by David Newman and Leslie Newman)
• Great World Circus (1983) (illustrated Joe Servello)
• Queen of Swords (1983)
• Seduction in Berlin (1985) (long story poem, illustrated Joe Servello)
• The Exile (1987)
• The Midnight Examiner (1989)
• The Game of Thirty (1994) (reissued 2007 as The Game of 30)
• The Bear Went Over the Mountain (1996)
• The Amphora Project (2005)
• Felonious Monk (2021)
• Bloody Martini (2023)^[4]

E.T. the Extra-Terrestrial series edit

• E.T. the Extra-Terrestrial (1982) (based on Melissa Mathison's screenplay)
• E.T.: The Book of the Green Planet (1985)

Collections edit

• Elephant Bangs Train (1971) (short stories)
• The Oldest Man: And Other Timeless Stories (1971) (juvenile)
• Trouble in Bugland: A Collection of Inspector Mantis Mysteries (1983) (juvenile)
• Jewel of the Moon (1985) (short stories)
• Hearts of Wood: And Other Timeless Tales (1986) (juvenile)
• The Hot Jazz Trio (1989) (3 short stories, illustrated Joe Servello)
• Tales from the Empty Notebook (1995) (juvenile)
• Double Trouble in Bugland : A New Collection of Inspector Mantis Mysteries (2016) (juvenile)

Short stories edit

• "The Curio Shop" (1980)
• "Fragments of Papyrus from the Temple of the Older Gods" (1988)
• "Blues on the Nile: A Fragment of Papyrus" (1989)
• "Boxcar Blues" (1989)
• "Django Reinhardt Played the Blues" (1989)
• "Horse Badorties Goes Out" (1973)
• "The Magician"

Children's books edit

• The Firemen (1969)
• Elephant Boy: A Story of the Stone Age (1970)
• The Day the Gang Got Rich (1970)
• The Ship That Came Down The Gutter (1970)
• The Return of Crazy Horse (1971)
• The Supreme, Superb, Exalted and Delightful, One and Only Magic Building (1973)
• Up the Alley with Jack and Joe (1974)
• The Leopard's Tooth (1976)
• The Ants Who Took Away Time (1978)
• Dream of Dark Harbor: A Ghostly Sea Story (1979)
• The Nap Master (1979)
• E. T. The Extra-Terrestrial Storybook (1982)
• The World Is Big and I'm So Small (1986) ISBN 0-517-56310-X
• The Empty Notebook (1990)
• The Million-Dollar Bear (1995)
• Walter the Farting Dog series (with Glenn Murray and Elizabeth Gundy)^[5] (illustrations by Audrey Colman)
  • Walter the Farting Dog (2001) ISBN 1-58394-053-7 (published in Latin as Walter, Canis Inflatus (2004) ISBN 1-58394-110-X)
  • Walter the Farting Dog: Trouble at the Yard Sale (2004) ISBN 0-525-47217-7 (also published as Walter the Farting Dog Farts Again)
  • Rough Weather Ahead for Walter the Farting Dog (2005) ISBN 0-525-47218-5
  • Walter the Farting Dog goes on a Cruise (2006) ISBN 0-525-47714-4
  • Walter The Farting Dog: Banned From the Beach (June 21, 2007) ISBN 0-525-47812-4

Screenplays edit

• A Nightmare on Elm Street 4: The Dream Master (1988) (original story, for the film)
• Book of Love (1990) (adapted from his novel Jack in the Box, for the film)

• Official website
• Lewis, Leon (2002). Eccentric Individuality in William Kotzwinkle's "The Fan Man", "E.T.", "Doctor Rat" and Other Works of Fiction and Fantasy. Edwin Mellen Press. ISBN 9780773473102.
• William Kotzwinkle Biography at FantasticFiction.co.uk
• Ron Hogan (1996). "Interview with William Kotzwinkle". www.beatrice.com. The Beatrice Interview.
• William Kotzwinkle at IMDb
• William Kotzwinkle at the Internet Speculative Fiction Database