Frank Welker: Dr. Raymond Stantz, Slimer, Crowd, Additional Voices, Cat, Ghost #2, Ghosts, Mayor Lenny Clotch, Stay Puft, Dog, Ghost, Guard, Hound, Joe, Kids, Man, Mouse, Santa Claus, Townspeople, 3rd Hoodlum, Abernathy, Alien Ghost, Alley Cat, Animax, Announcer, Apshai, Associate, Astronaut, Atlas, Audience, Bag Creature, Banker, Barrow-Wights, Bat Creature, Bats, Beastly Roar, Beasts, Bird, Bog Hound, Bogeyman, Bowlers, Bubbles, Captain, Captain Kirov, Charles Faversham, Clark Ashton, Clintock, Coatl #1, Cocktail Frank, Coffer, Cook, Cronkite, Cuckoo Bird, Customers, Demon, Demon B, Dewey LaMort, Diner Crowd, Director, Dmitri Smerdyakov, Dockworkers, Doctor, Dolphin, Doofus, Dr. Mulch, Dragon Flies, Driver, Driver #1, Ecto, Elemental, Fans, Father Ghost, Female spectator, Fire Chief, Followers, Forklift Driver, Frog, Gate Guard, Genius Loci, Ghost #4, Ghost A, Ghost Driver, Ghost Hounds, Ghostriders, Ghoul, Ghubby Garboyle, Giggling Voices, Gil Hamstrung, Goblin, Gooplets, Green Ghost, Guard 1, Halliwell, Hieronymus, Hyena, Jeremy Whittington, Jim-Bob, Joe Magic, Josef, Juvenile Ghost...