- Bill Murray
- Doctor Peter Venkman
- Dan Aykroyd
- Doctor Raymond Stantz, Writer
- Sigourney Weaver
- Dana Barrett
- Harold Ramis
- Doctor Egon Spengler, Writer
- Rick Moranis
- Louis Tully
- Ernie Hudson
- Winston Zeddemore
- Peter MacNicol
- Janosz Poha
- David Margulies
- The Mayor of NY
- Wilhelm Von Homburg
- Vigo
- Harris Yulin
- The Judge
- Kurt Fuller
- Hardemeyer
- Janet Margolin
- The Prosecutor
- Christopher Neame
- Maitre D'
- Cheech Marin
- Dock Supervisor
- Brian Doyle-Murray
- Psychiatrist
- Judy Ovitz
- Slimed Restaurant Patron
- Ben Stein
- Public Works Official
- Ivan Reitman
- Director, Producer
- Dan Aykroyd
- Doctor Raymond Stantz, Writer
- Harold Ramis
- Doctor Egon Spengler, Writer
- Bernie Brillstein
- Executive Producer
- Michael C. Gross
- Executive Producer
- Joe Medjuck
- Executive Producer
- Sheldon Kahn
- Associate Producer, Film Editing
- Gordon A. Webb
- Associate Producer, Unit Production Manager
- Randy Edelman
- Original Music
- Danny Elfman
- Non-Original Music
- Michael Chapman
- Cinematographer
- Donn Cambern
- Film Editing
- Michael Chinich
- Casting
- Bo Welch
- Production Design
- Tom Duffield
- Art Director
- Cheryl Carasik
- Set Decoration
- Gloria Gresham
- Costume Design
