Mori Tanaka "el abuelo
Samuel Douglas Jr. "Rocky"
Dave Dragon
Medusa
Lothar Zogg
Colt
TumTum
Sam
Jessica
Amanda
Jennifer
Veronica
Doyle
Eric
Carl
Zed
C.J.
Harry Jacobson
Klaus
King
Beverley
Gomez
'B' Ninja Leader
Control Room Ninja
Smithers
Blonde Woman
Harry's Butler
Helicopter Pilot
Mr. Hartman
FBI Tech Andrews
Detective Young
Susan Blenkenship
Dave Dragon Stunt Double
Little Girl
Young boy
Master Blaster Ride Attendant
Shoot and Squirt Attendant
Lost and Found Attendant
Park Entrance Attendant
Softball Attendant
Teen #1
Loop Kid #1
New Yorker
Computer (voice)
Lars
Stunt Cowboy #1
Stunt Cowboy #2
Stunt Cowboy #3
(uncredited)
Medusa's Thug (uncredited)
Little Willy (uncredited)
Buelow
Lost man (uncredited)