On screen
Cast
15 credited performers
Frank Welker
Scooby-Doo / Fred Jones / Motoshondu (voice) (archive footage)
Casey Kasem
Shaggy Rogers (voice) (archive footage)
Grey DeLisle
Daphne Blake / Shawna (voice) (archive footage)
Mindy Cohn
Velma Dinkley (voice) (archive footage)
Jeff Bennett
Crunchy Granville / Fritz / Mr. Keenan (voice) (archive footage)
Mimi Rogers
Maura Ravenmane / Helga (voice) (archive footage)
Kevin Michael Richardson
Sharky Tazo / Stink Eye (voice) (archive footage)
John Stephenson
Zelig (voice) (archive footage)
Artwork unavailable
Eva Almos
Captain Corvina Cloyd (voice) (archive footage)
John Gabriel
Dr. Armand Zola / Worker (voice) (archive footage)
Mikey Kelley
Monroe Hopper (voice) (archive footage)
Artwork unavailable
Kathy Nagler
Sergeant Linda Rauch (voice) (archive footage)
Artwork unavailable
Steve Harwell
Steve Harwell (voice) (archive footage)
Steve Blum
Rama Yam / Spencer Johnson (voice) (archive footage)
James Arnold Taylor
Frankie Martin / Shawn (voice) (archive footage)