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
Mayor of New York
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 Mother
Mary Ellen Trainor
Brownstone Boy #1
Christopher Villaseñor
First Cop
Dave Florek
Con Ed Supervisor
Richard Foronjy
Brownstone Boy No. 2
Jason Reitman
Bailiff
George Wilbur
Stenographer
Sharon Kramer
Rudy the Museum Guard
Walter Flanagan
Arguing Couple
Mark Schneider
Arguing Couple
Valery Pappas
Mayor's Doorman
Bobby Baresford Brown
Con Ed Supervisor
Richard Foronjy
Store Manager
Robert Alan Beuth
Police Sergeant
Ralph Monaco
Police Lieutenant
Ron Cummins
Maria, Dana's Maid
Yvette Cruise
Mayor's Doorman
Bobby Brown
Woman With Fur Coat
Louise Troy
Restaurant Cop No. 1
Tom Dugan
Plaza Hotel Man
Douglas Seale
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
Restaurant Cop No. 2
Angelo Di Mascio
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