Scooby-Doo! and the Robots, Reparto completo de la película

Reparto principal

Frank Welker

Personaje: Scooby-Doo / Fred Jones (voice) (archive footage)

Mindy Cohn

Personaje: Velma Dinkley (voice) (archive footage)

Grey DeLisle

Personaje: Daphne Blake (voice) (archive footage)

Casey Kasem

Personaje: Shaggy Rogers (voice) (archive footage)

Don Messick

Personaje: Scooby-Doo (voice) (archive footage)

Jennifer Hale

Personaje: Leora Lasswell (voice) (archive footage)

Otros actores del reparto

• 

  James Arnold Taylor

  Burr Batson / Champ Truman (voice) (archive footage)

• 

  James Horan

  Dr. Fleg / Bandit (voice) (archive footage)

• 

  John DiMaggio

  Mike Fury (voice) (archive footage)

• 

  Rodger Bumpass

  Announcer / Steve (voice) (archive footage)