Scooby-Doo Meets Batman
Nicole JaffeVelma Dinkley (voice) (archive footage) Casey KasemNorville 'Shaggy' Rogers / Robin (voice) (archive footage) Don MessickScooby-Doo / Professor Flakey (voice) (archive footage) Heather NorthDaphne Blake (voice) (archive footage) Frank WelkerFred Jones (voice) (archive footage) Olan SouleBatman (voice) (archive footage) Ted KnightThe Penguin / Troll (voice) (archive footage) William HannaDirector / Producer Joseph BarberaDirector / Producer 
