Nancy Cartwright
Gloria Glad (voice)
Dick Beals
Reggie Van Dough (voice)
Casey Kasem
Shaggy Rogers (voice)
Don Messick
Scooby-Doo / Scrappy-Doo (voice)
Frank Welker
Dollar (voice)
Christian Hoff
Freckles / Pee Wee (voice)
Joan Gerber
Mrs. Rich / Irona the Robot Maid (voice)
Sparky Marcus
Richie Rich (voice)