Matthew Broderick
John Brown / Inspector Gadget / Robo Gadget
Acting
Rupert Everett
Sanford Scolex / Dr. Claw
Acting
Joely Fisher
Brenda / Robobrenda
Acting
Michelle Trachtenberg
Penny
Acting
Andy Dick
Kramer
Acting
Cheri Oteri
Mayor Wilson
Acting
Mike Hagerty
Sikes
Acting
Dabney Coleman
Chief Quimby
Acting
D.L. Hughley
Gadgetmobile (voice)
Acting
René Auberjonois
Artemus Bradford
Acting
Frances Bay
Thelma
Acting
Mr. T
Himself
Acting
Richard Kiel
Famous Big Guy with Silver Teeth
Acting
Richard Lee-Sung
Famous Villain with Deadly Hat
Acting
Bobby Bell
Famous Identifier of Sea Planes
Acting
Hank Barrera
Famous Native American Sidekick
Acting
Keith Morrison
Famous Assistant to Dr. Frankensomething
Acting
John Kim
Son Before Second Son
Acting
Jesse Yoshimura
Bane of the Bumbling / Robobrendaerobics Group Member
Production
Aaron Meyerson
Aaron Meyerson
Production
Cliff Emmich
Out of Control Bus Driver
Acting
Richard Penn
Fantastic Doctor
Acting
J.P. Manoux
Mayor's Sychophantic Assistant
Acting
Brian George
Sore Guru
Acting
Alexander Witt
Wet, Green Businessman
Camera
E.J. Callahan
Hot Dog Vendor
Acting
Chad Parker
Assistant Car Thief
Crew
Frank Masi
Period Photographer
Camera
Mary Chris Wall
Snoopy News Anchor
Acting
Linda Cevallos
Showgirl
Acting
Loralyn Peterson
Showgirl
Acting
Andy Heyward
Mr. D.I.C. - Party Guest
Production
Don Adams
Brain (voice)
Acting
Danny Nero
Police Officer (uncredited)
Acting