Five years after they defeated Gozer, the Ghostbusters are out of business. When Dana begins to have ghost problems again, the boys come out of retirement to aid her and hopefully save New York City from a new paranormal threat. Bill Murray, Dan Aykroyd, Sigourney Weaver, Harold Ramis, Rick Moranis, Ernie Hudson, Annie Potts Added on Amazon Prime 2023-10-27. Added on HBO 2023-07-15. Youtube Trailer