 Bill MurrayDr. Peter Venkman | Dr. Peter Venkman |
 Dan AykroydDr. Raymond Stantz | Dr. Raymond Stantz |
 Sigourney WeaverDana Barrett | Dana Barrett |
 Harold RamisDr. Egon Spengler | Dr. Egon Spengler |
 Ernie HudsonWinston Zeddemore | Winston Zeddemore |
 Rick MoranisLouis Tully | Louis Tully |
 Annie PottsJanine Melnitz | Janine Melnitz |
 Peter MacNicolJanosz Poha | Janosz Poha |
 Harris YulinThe Judge | The Judge |
 David MarguliesThe Mayor of NY | The Mayor of NY |
 Kurt FullerHardemeyer | Hardemeyer |
 Janet MargolinThe Prosecutor | The Prosecutor |
 Wilhelm von HomburgVigo | Vigo |
| WWilliam T. DeutschendorfBaby Oscar | Baby Oscar |
 Henry J. Deutschendorf IIBaby Oscar | Baby Oscar |
 Michael P. MoranFrank the Doorman | Frank the Doorman |
| OOlivia WardMeter Maid | Meter Maid |
 Mordecai LawnerMan with a Ticket | Man with a Ticket |
| SSusanna BoehmYoung Woman on Crutches | Young Woman on Crutches |
 Mary Ellen TrainorBrownstone Mother | Brownstone Mother |
| CChristopher VillaseñorBrownstone Boy #1 | Brownstone Boy #1 |
 Jason ReitmanBrownstone Boy #2 | Brownstone Boy #2 |
 Aaron LustigNorman the Producer | Norman the Producer |
 Page LeongSpengler's Assistant | Spengler's Assistant |
 Mark SchneiderArguing Couple | Arguing Couple |
| VValery PappasArguing Couple | Arguing Couple |
 Catherine ReitmanGirl with Puppy | Girl with Puppy |
 Dave FlorekFirst Cop | First Cop |
 Richard ForonjyCon Ed Supervisor | Con Ed Supervisor |
 George P. WilburBailiff | Bailiff |
