Ghostbusters (1984)

Three eccentric parapsychologists—Peter Venkman, Ray Stantz, and Egon Spengler—start a ghost-hunting business after being kicked out of their university jobs. Armed with high-tech proton packs, they rid New York City of paranormal entities. When an ancient evil force threatens to destroy the city, the Ghostbusters must rise to the challenge to save humanity in this iconic comedy filled with supernatural action and humor.