Maurice LaMarche
Egon Spengler (voice) (8 eps)
Dave Coulier
Peter Venkman (voice) (8 eps)
Frank Welker
Ray Stantz (voice) / Slimer (voice) (8 eps)
Kath Soucie
Janine Melnitz (voice) (8 eps)
Buster Jones
Winston Zeddemore (voice) (8 eps)