Professor Philip Brainard
Robin Williams
Dr. Sara Jean Reynolds
Marcia Gay Harden
Sylvia
Leslie Stefanson
Father
Malcolm Brownson
Window Boy
Benjamin Brock
Minister
Dakin Matthews
Teenage Boy
Zack Zeigler
Coach Willy Barker
Sam Lloyd
Flubber (voice)
Scott Martin Gershin
Weebette (voice)
Julie Morrison
Rutland Coach
Bob Sarlatte
Dale Jepner
Scott Michael Campbell
Wilson Croft
Christopher McDonald
Referee
Bob Greene
Medfield Basketball Player
Tom Barlow
Chester Hoenicker
Raymond J. Barry
Smith
Clancy Brown
Secretary at Ford Motor Company
Nancy Olson
Wesson
Ted Levine
Bennett Hoenicker
Wil Wheaton
Martha George
Edie McClurg
Weebo (voice)
Jodi Benson
Stunt Double
Troy Brown
Director
Les Mayfield
ADR Mixer
Doc Kane
Special Effects Supervisor
Daniel Sudick
Stunts
Troy Gilbert
Screenplay
Bill Walsh
Orchestrator
Steve Bartek
Steve Kelso
Heather Burton
Sound Re-Recording Mixer
Dean A. Zupancic
Troy Robinson
Unit Production Manager
Michael Polaire
Co-Producer
ADR Voice Casting
Barbara Harris
Supervising Sound Editor
Wylie Stateman
Original Music Composer
Danny Elfman
Executive Producer
David Nicksay
Stunt Coordinator
Freddie Hice
Director of Photography
Dean Cundey
John Hughes
Producer
Sound Effects Editor
Peter Zinda
Ricardo Mestres
Editor
Harvey Rosenstock
Michael A. Stevenson
First Assistant Director
Matthew H. Rowland
Second Assistant Director
Angela C. Tortu
Leadman
Daniel B. Clancy
Costume Supervisor
Joseph Markham
Costumer
Amy J. Smith
Camera Operator
Casey Hotchkiss
First Assistant Camera
William Coss
Second Assistant Camera
Lynetta Freeman
Script Supervisor
Carol DePasquale
Chief Lighting Technician
Michael Orefice
Best Boy Electric
Terry Sullivan
Electrician
Jason Boccaleoni
Tom Cloutier
Assistant Property Master
Stephen J. Gardner
Special Effects Technician
Roy Augenstein
ADR Supervisor
Jessica Gallavan
Music Editor
Ellen Segal
Andrew Somers
Bryan Bowen
Chris Hogan
Michael A. Reagan
Dino DiMuro
Richard Dwan Jr.
Dan Hegeman
Dialogue Editor
Constance A. Kazmer
Lauren Stephens
Mark Gordon
Dan M. Rich
ADR Editor
Kimberly Lowe Voigt
Larry Kemp
John K. Adams
Foley Editor
Arthur Farkas
Sound Assistant
Michelle Pazer
David Stanke
Lee W. Lebaigue
Foley Mixer
David W. Alstadter
ADR Recordist
Mike Boudry
Foley Artist
James Moriana
Catherine Harper
Terry Porter
Mel Metcalfe
Location Manager
Rory Enke
Still Photographer
Phil Bray
Unit Publicist
Michael Umble
Transportation Coordinator
Kenny Searle
Transportation Captain
Robert K. Johnson
Casting Associate
Suzy Sharp-Kane
Extras Casting
Beau Bonneau
Color Timer
Bob Putynkowski
Second Unit Director
Peter Crosman
Second Unit Director of Photography
Raymond Stella
Animation Supervisor
Howard E. Baker
Short Story
Samuel W. Taylor
Modeling
Matsune Suzuki
Casting
Nancy Foy
Costume Design
April Ferry
Visual Effects Supervisor
Tom Bertino
Douglas Smith
Production Design
Andrew McAlpine
Art Direction
James E. Tocci
Assistant Art Director
Keith Neely
Set Designer
Erin Kemp
Set Decoration
Daniel Loren May
Makeup Supervisor
Cheri Minns
Makeup Artist
Marianna Åström-De Fina
Kris Ravetto
Key Hair Stylist
Carol A. O'Connell
Hairstylist
Mariann Ybarra
Special Effects Coordinator
Stan Parks
Visual Effects Coordinator
Rochelle Gross
Visual Effects Producer
Roni McKinley
Sandra Ford Karpman
Lynda Thompson