Bill Murray

Dr. Peter Venkman

Dan Aykroyd

Dr. Raymond Stantz

Harold Ramis

Dr. Egon Spengler

Sigourney Weaver

Dana Barrett

Rick Moranis

Louis Tully

Ernie Hudson

Winston Zeddemore

Annie Potts

Janine Melnitz

William Atherton

Walter Peck

David Margulies

Mayor

Slavitza Jovan

Gozer

Alice Drummond

Librarian

Jordan Charney

Dean Yager