Doctor Peter Venkman

Bill Murray

Doctor Raymond Stantz

Dan Aykroyd

Dana Barrett

Sigourney Weaver

Doctor Egon Spengler

Harold Ramis

Louis Tully

Rick Moranis

Winston Zeddemore

Ernie Hudson

Janosz Poha

Peter MacNicol

Janine Melnitz

Annie Potts

The Mayor of NY

David Margulies

Judge Wexler

Harris Yulin

Vigo

Wilhelm Von Homburg

Hardemeyer

Kurt Fuller

The Prosecutor

Janet Margolin

Maitre D'

Christopher Neame

Frank, the Doorman

Michael P. Moran

Dock Supervisor

Cheech Marin

Meter Maid

Olivia Ward

Baby Oscar

William T. Deutschendorf

Psychiatrist

Brian Doyle Murray

Baby Oscar

Henry J. Deutschendorf II

Man With a Ticket

Mordecai Lawner

Slimed Restaurant Patron

Judy Ovitz

Young Woman on Crutches

Susan Boehm

Public Works Official

Ben Stein

Brownstone Mother

Mary Ellen Trainor

Norman the Producer

Aaron Lustig

Spectator

Robert DiTillio

Spectator

Peter Papageorgiou

Spengler's Assistant

Page Leong

Young Woman on Crutches

Susanna Boehm

Girl With Puppy

Catherine Reitman

Brownstone Boy #1

Christopher Villaseñor

First Cop

Dave Florek

Con Ed Supervisor

Richard Foronjy

Brownstone Boy No. 2

Jason Reitman

Bailiff

George P. Wilbur

Stenographer

Sharon Kramer

Rudy the Museum Guard

Walter Flanagan

Arguing Couple

Mark Schneider

Arguing Couple

Valery Pappas

Mayor's Doorman

Bobby Baresford Brown

Store Manager

Robert Alan Beuth

Police Sergeant

Ralph Monaco

Police Lieutenant

Ron Cummins

Maria, Dana's Maid

Yvette Cruise

Woman With Fur Coat

Louise Troy

Plaza Hotel Man

Douglas Seale

Restaurant Cop No. 1

Tom Dugan

Restaurant Cop #2

Angelo Dimascio

Fire Commissioner

Erik Holland

Police Commissioner

Philip Baker Hall

Detective No. 1

John Hammil

Detective No. 2

Ray Glanzmann

Detective No. 3

Alex Zimmerman

Scoleri Brother

Jim Fyfe

Man Walking Outside Firehouse

Ivan Reitman

Venkman's Talk Show Guest (uncredited)

Kevin Dunn

Venkman's Talk Show Guest (uncredited)

Chloe Webb