Fred
Daphne
Shaggy
Velma
Scooby-Doo Voice / Tasmanian Devil (voice)
Patrick
Old Man Wickles
Jacobo
Heather
Pat O'Brien
Chauffeur
Ned
Daphne's Tattooed Fan #1
Daphne's Tattooed Fan #2
Mullet Nerdette #1
Mullet Nerdette #2
Mullet Nerdette #3
Skater Dude #2
Skater Dude #3
Skater Dude #1
Flashback Security Guard #1
Flashback Security Guard #2
Kid on Bike #1
Kid on Bike #2
Buttercup Scout
Man in Suit
Museum Guard
C.L. Magnus
Aggie Wilkins
Scared Man
Investor
Man in Car
Shaggy Chick
Young Shaggy
Young Daphne
Young Fred
Young Velma
Harry Lang
Faux Ghost Patron
Pickle Man/Faux Ghost Patron
Vomit Reporter
Reporter #1
Reporter #2
Reporter #3
Reporter #4
Evil Masked Figure (voice)
Black Knight Ghost
Miner 49er
Zombie
Ruben Studdard
10,000 Volt Ghost / Zombie / Red Eye Skeleton (voice)
Black Knight (voice)
Tar Monster / Cotton Candy Glob (voice)
10,000 Volt Ghost (voice)
Scooby Brainiac (voice)
Green-Eyed Skeleton (voice)