Matthew Broderick
Richard Feynman
Patricia Arquette
Arline Greenbaum
Peter Riegert
Mel Feynman
Jeffrey Force
Young Richard
David Drew Gallagher
Harold
Raffi Di Blasio
Robert
Josh Keaton
David
James Hong
Abacus Adder
Melissa DeLizia
Young Joan
Peter Michael Goetz
Dr. Gell-Mann
Kelly Wolf
Nurse Kate
Mary Pat Gleason
County Nurse #2
Joyce Van Patten
Aunt Ruth
James LeGros
John Wheeler
Zeljko Ivanek
Bill Price
Joshua Malina
Calculator Kid #3
Matt Mulhern
Gate Guard
Matthew Broderick
Producer
Patricia Broderick
Screenplay
Bruce Broughton
Original Music Composer
Matthew Broderick
Director
Joel Soisson
Producer
Patricia Broderick
Producer
Lisa Bankert
Casting
Elena Maganini
Editor
Bill Johnson
Editor
Jeff Schell
Art Direction
Bernt Amadeus Capra
Production Design
Mary Jane Fort
Costume Design
Toyomichi Kurita
Director of Photography
Amy Young
Editor
Marc Wielage
Digital Colorist
Philippe Caland
Executive Producer
Theo Mayes
Key Hair Stylist
Michael Leahy
Producer
Richard Feynman
Author
Philip Euling
Associate Producer
Susan Benjamin
Set Decoration
Ralph Leighton
Author
Peggy Nicholson
Hairstylist
Rosemary Zurlo
Makeup Artist
Angela Moos
Key Makeup Artist