Frank Welker
Scooby-Doo / Fred Jones (voice)
Grey DeLisle
Daphne Blake / Black Canary (voice)
Matthew Lillard
Shaggy Rogers (voice)
Kate Micucci
Velma Dinkley (voice)
Diedrich Bader
Batman (voice)
Jeff Bennett
Joker (voice)
Jeffrey Combs
The Question (voice)
John DiMaggio
Aquaman / Crimson Cloak (voice)
Nika Futterman
Catwoman (voice)
Nicholas Guest
Martian Manhunter (voice)
John Michael Higgins
The Riddler (voice)
Tom Kenny
Penguin / Plastic Man (voice)
Kevin Michael Richardson
Clayface / Detective Chimp (voice)
Tara Strong
Harley Quinn / Poison Ivy (voice)
Fred Tatasciore
Harvey Bullock (voice)