On screen
Cast
12 credited performers
Frank Welker
Fred Jones (voice) (archive footage)
Casey Kasem
Shaggy Rogers (voice) (archive footage)
Nicole Jaffe
Velma Dinkley (voice) (archive footage)
Heather North
Daphne Blake (voice) (archive footage)
Don Messick
Scooby-Doo (voice) (archive footage)
John Stephenson
Redbeard the Pirate (voice) (archive footage)
Scatman Crothers
(voice) (archive footage)
Michael Bell
(voice) (archive footage)
Artwork unavailable
Stu Gilliam
(voice) (archive footage)
Henry Corden
(voice) (archive footage)
Vic Perrin
(voice) (archive footage)
Artwork unavailable
Meadowlark Lemon
(voice) (archive footage)