Bill Murray
Dr. Peter VenkmanDan Aykroyd
Dr. Raymond StantzSigourney Weaver
Dana BarrettErnie Hudson
Winston ZeddmoreIvan Reitman
Zuul / Slimer (voci, necreditat)Larry King
El insusiWilliam Atherton
Walter PeckMichael Ensign
Directorul hoteluluiIvan Reitman
Dan Aykroyd
Rick Moranis
Harold Ramis
Bill Murray
Dr. Peter VenkmanDan Aykroyd
Dr. Raymond StantzSigourney Weaver
Dana BarrettErnie Hudson
Winston ZeddmoreIvan Reitman
Zuul / Slimer (voci, necreditat)Larry King
El insusiWilliam Atherton
Walter PeckMichael Ensign
Directorul hoteluluiRick Moranis
Louis TullyHarold Ramis
Dr. Egon SpenglerAnnie Potts
Janine MelnitzIvan Reitman
Elmer Bernstein
Laszlo Kovacs
Sheldon Kahn
David E. Blewitt