| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alan E. Muraoka | Crew | Art | Assistant Art Director |
 Anton Furst | Crew | Art | Production Design |
Arne Schmidt | Crew | Production | Executive Producer |
Battle Davis | Crew | Editing | Editor |
Bernadette Mazur | Crew | Costume & Make-Up | Makeup Artist |
Bill Groom | Crew | Art | Art Direction |
Bob Newlan | Crew | Sound | Sound Editor |
 Bonnie Timmermann | Crew | Production | Casting |
 Carrie Fisher | Crew | Crew | Thanks |
Cynthia Flynt | Crew | Costume & Make-Up | Costume Design |
David Williams | Crew | Sound | Foley Editor |
Ed. Weinberger | Crew | Crew | Thanks |
Elliot Abbott | Crew | Production | Executive Producer |
 Gary C. Bourgeois | Crew | Sound | Sound Re-Recording Mixer |
George DeTitta Jr. | Crew | Art | Set Decoration |
George Potts | Crew | Costume & Make-Up | Assistant Costume Designer |
Gerald B. Greenberg | Crew | Editing | Editor |
Gerald DeTitta | Crew | Art | Leadman |
Glen Trotiner | Crew | Directing | Second Assistant Director |
Hamilton Sterling | Crew | Sound | Sound Editor |
Hugo Weng | Crew | Sound | Sound Editor |
Ilona Herman | Crew | Costume & Make-Up | Hairstylist, Makeup Artist |
James Flamberg | Crew | Sound | Music Editor |
Jere Huggins | Crew | Editing | Additional Editing |
Jerry Ross | Crew | Sound | Supervising Sound Editor |
Joe Dorn | Crew | Sound | ADR Editor |
John Morris | Crew | Sound | Sound Editor |
Larry Kaplan | Crew | Crew | Unit Publicist |
Laura Perlman | Crew | Sound | Music Editor |
Lawrence Lasker | Crew | Production | Producer |
Linda Murphy | Crew | Sound | Boom Operator |
Linda Yeaney | Crew | Sound | Assistant Sound Editor |
Louis Goldman | Crew | Camera | Still Photographer |
Matthew Iadarola | Crew | Sound | Sound Re-Recording Mixer |
Michael Hyde | Crew | Crew | Transportation Captain |
Michele Perrone | Crew | Sound | Assistant Sound Editor |
 Miroslav Ondříček | Crew | Camera | Director of Photography |
 Oliver Sacks | Crew | Writing | Book |
 Patricia Birch | Crew | Crew | Thanks |
 Penny Marshall | Crew | Directing | Director, Executive Producer |
 Randy Newman | Crew | Sound | Original Music Composer |
Richard Baratta | Crew | Production | Location Manager |
Richard Quinlan | Crew | Lighting | Chief Lighting Technician |
Robert Griffon Jr. | Crew | Art | Property Master |
Ron Petagna | Crew | Art | Construction Coordinator |
Sarah Knowles | Crew | Art | Art Department Assistant |
Scott W. Farley | Crew | Costume & Make-Up | Hairstylist |
Sheila Paige | Crew | Directing | Script Supervisor |
 Steven Zaillian | Crew | Writing | Screenplay |
Suzanne Pillsbury | Crew | Editing | Assistant Editor |
Timothy M. Bourne | Crew | Production | Unit Production Manager |
Tom Priestley Jr. | Crew | Camera | Camera Operator |
 Tracy Reiner | Crew | Crew | Thanks |
 Walter F. Parkes | Crew | Production | Producer |
William A. Farley | Crew | Costume & Make-Up | Hairstylist |
Yakov Sklyansky | Crew | Crew | Thanks |
Mark Pappas | Crew | Sound | Foley Editor |
Beth Bergeron | Crew | Sound | Supervising ADR Editor |
Les Lazarowitz | Crew | Sound | Production Sound Mixer |
Tony Gittelson | Crew | Directing | First Assistant Director |
Margaret Mitchell | Crew | Production | Production Accountant |
Jack Winter | Crew | Crew | Thanks |
Donah Bassett | Crew | Editing | Negative Cutter |
Amy Lemisch | Crew | Production | Associate Producer |
Lynn Nigro | Crew | Art | Art Department Assistant |
Kathryn Camp | Crew | Editing | First Assistant Editor |
Debbie Goldsmith | Crew | Editing | Assistant Editor |
Michelle Pleis | Crew | Sound | Assistant Sound Editor |
Mike Bedard | Crew | Crew | Cableman |
Adam Bryant | Cast | Actor | Librarian |
 Alice Drummond | Cast | Actress | Lucy Fishman |
 Anne Meara | Cast | Actress | Miriam |
 Barton Heyman | Cast | Actor | Bert |
 Bradley Whitford | Cast | Actor | Dr. Tyler |
Buck Smith | Cast | Leonard's Friend #2 | |
 Byron Utley | Cast | Actor | Ward #5 Patient #2 |
 Charles Keating | Cast | Actor | Mr. Kean |
Chris Carolan | Cast | EEG Technician | |
Christina Huertes | Cast | Christina | |
Debra Kovner-Zaks | Cast | Cafeteria Nurse | |
 Dexter Gordon | Cast | Actor | Rolando |
Gary Tacon | Cast | Actor | George |
 George Martin | Cast | Actor | Frank |
Gloria Harper | Cast | Dottie | |
Gwyllum Evans | Cast | Actor | Desmond |
Harvey Miller | Cast | Actor | Hospital Director |
Howard Feller | Cast | Ward #5 Patient #7 | |
 Jack Mulcahy | Cast | Actor | Psych Ward Intern |
Jayne Haynes | Cast | Frances | |
 John Christopher Jones | Cast | Actor | Dr. Sullivan |
 John Heard | Cast | Actor | Dr. Kaufman |
 Judith Malina | Cast | Actress | Rose |
Judy Jacksina | Cast | Hospital Receptionist | |
 Julie Kavner | Cast | Actress | Eleanor Costello |
 Keith Diamond | Cast | Actor | Anthony |
 Laura Esterman | Cast | Actress | Lolly |
 Le Clanché du Rand | Cast | Actress | Magda |
Libby Titus | Cast | Club Singer | |
 Mary Alice | Cast | Actress | Nurse Margaret |
Mary Catherine Wright | Cast | Actress | Nurse Beth |
 Max von Sydow | Cast | Actor | Peter Ingham |
 Mel Gorham | Cast | Actress | Nurse Sara |
Michael Hyde | Cast | Actor | Bus Driver |
Oliver Block | Cast | Leonard's Friend #1 | |
 Penelope Ann Miller | Cast | Actress | Paula |
 Peter Stormare | Cast | Actor | Neurochemist |
 Richard Libertini | Cast | Actor | Sidney |
Rico Elias | Cast | Orderly #1 | |
 Robert De Niro | Cast | Actor | Leonard Lowe |
 Robin Williams | Cast | Actor | Malcolm Sayer |
 Ruth Nelson | Cast | Actress | Mrs. Lowe |
Shane Fistell | Cast | Man in Hall | |
 Steve Vinovich | Cast | Actor | Ray |
 Steven Randazzo | Cast | Actor | Luis |
Tanya Berezin | Cast | Actress | Psychiatrist |
 Tiger Haynes | Cast | Actor | Janitor |
 Vin Diesel | Cast | Actor | Hospital Orderly (uncredited) |
 Vincent Pastore | Cast | Actor | Ward #5 Patient #6 |
Waheedah Ahmad | Cast | Hysterical Woman | |
 Yusef Bulos | Cast | Actor | Joseph |
Linda Burns | Cast | Fishsticks | |
 Harry L. Seddon | Cast | Actor | Medical Student |
Gordon Joseph Weiss | Cast | Actor | Ward #5 Patient |
Joan E. MacIntosh | Cast | Teacher | |
Anthony J. Nici | Cast | Young Leonard | |
Tomislav Novakovic | Cast | Bartender | |
Paul Montgomery | Cast | Ward #5 Patient #4 | |
Max Rabinowitz | Cast | Actor | Ward #5 Orderly |
Leonard Tepper | Cast | Ward #5 Patient #5 | |
Anthony McGowen | Cast | Ward #5 Patient #3 | |
Jason W. Fuchs | Cast | Actor | Pot-Head Hippie |
| Person | Type | Job | Role(s) |
