Lt. Tuck Pendleton
Dennis Quaid
Jack Putter
Martin Short
Dr. Greenbush
William Schallert
Mr. Wormwood
Henry Gibson
Ozzie Wexler
John Hora
Dr. Niles
Mark L. Taylor
Lydia's Editor
Orson Bean
Duane
Kevin Hooks
Dream Lady
Kathleen Freeman
Messenger
Archie Hahn
Man in Restroom
Kenneth Tobey
Waiting Room Patient
Joe Flaherty
Lydia Maxwell
Meg Ryan
Andrea Martin
Scrimshaw's Henchman
Jason Laskay
Frank Miller
Lab Technician
Christine Avila
Alexandra Borrie
Jenny Gago
Robert Gounley
Rusty
Grainger Hines
Cop
Mike Garibaldi
Richard McGonagle
Victor Eugene Scrimshaw
Kevin McCarthy
Travel Agent
Terence McGovern
Lab Guard
Robert Neches
Supermarket Customer
Rance Howard
Chuck Jones
Laura Waterbury
Lab Assault Henchman
Kurt Braunreiter
Brewster Sears
Man with Camera
Alan Blumenfeld
Lydia's Interviewee
Jeffrey Boam
Stewardess
Sydne Squire
Dr. Margaret Canker
Fiona Lewis
Man on Plane
Paul Barselou
Man in Elevator
John Miranda
Little Kid in Mall
Jordan Benjamin
Chef
Roberto Ramirez
Shopping Lady
Virginia Boyle
Camera Store Clerk
Herb Mitchell
Pod Computer (voice)
Neil Ross
Robert Gray
Wendell
Shawn Nelson
Vectorscope Employee (uncredited)
Joe Dante
Mr. Igoe
Vernon Wells
The Cowboy
Robert Picardo
Cab Driver
Dick Miller
Wendy
Wendy Schaal
Pete Blanchard
Harold Sylvester
Screenplay
Stunts
Dick Warlock
Original Music Composer
Jerry Goldsmith
Executive Producer
Steven Spielberg
Sound Editor
Wayne Allwine
Jon Peters
Gaffer
James Plannette
Supervising Sound Editor
Mark Mangini
Casting
Mike Fenton
Co-Executive Producer
Kathleen Kennedy
Costume Design
Rosanna Norton
Frank Marshall
Producer
Michael Finnell
Songs
Rod Stewart
Corey Michael Eubanks
Title Designer
David Oliver Pfeil
Visual Effects Supervisor
Dennis Muren
Makeup Effects Designer
Rob Bottin
Additional Editor
Mark Goldblatt
Al Wyatt Sr.
Director
Peter Guber
Stunt Double
Steven Lambert
Special Effects
Pete Kozachik
Chip Proser
Mike Johnson
Simone Boisseree
Cindy Wills
Special Effects Supervisor
Michael Wood
Director of Photography
Andrew Laszlo
Set Decoration
Richard C. Goddard
James Matheny
Music Editor
Kenneth Hall
Sound Re-Recording Mixer
Elliot Tyson
Stunt Coordinator
Glenn Randall Jr.
Hairstylist
Barbara Lorenz
Wayne Fitzgerald
Editor
Kent Beyda
Robert J. Litt
Joy Zapata
Teresa Eckton
Set Designer
Gene Nollman
Jane Feinberg
Boom Operator
Douglas Vaughan
Co-Producer
Production Design
James H. Spencer
Steve Maslow
Color Timer
Terry Hager
Art Direction
William F. Matthews
Judy Cammer
Makeup Artist
John Rizzo
First Assistant Director
Pat Kehoe
Warren Hamilton Jr.
Second Assistant Director
Carol Green
Judy Taylor
Construction Coordinator
Michael Muscarella
Key Grip
Ray Kinzer
Story
Unit Production Manager
John C. Broderick
Script Supervisor
Anne Warner
John Pospisil
Production Sound Mixer
Ken King
Property Master
Craig Raiche
Stephen Abrums