Réalisateur
Dr. Peter Venkman
Dr. Raymond Stantz
Dana Barrett
Dr. Egon Spengler
Louis Tully
Janine Melnitz
Walter Peck
Winston Zeddemore
Mayor
Male Student
Female Student
Gozer
Hotel Manager
Librarian
Dean Yager
Violinist
Library Administrator
Self
Self (voice)
Fire Commissioner
Police Commissioner
Police Captain