Ghostbusters II is a 1989 American fantasy comedy film directed by Ivan Reitman and written by Dan Aykroyd and Harold Ramis. It stars Bill Murray, Aykroyd, Sigourney Weaver, Ramis, Rick Moranis, Ernie Hudson, and Annie Potts. It is the sequel to the 1984 film Ghostbusters and the second film in the Ghostbusters franchise. Set five years after that film, Ghostbusters II follows the titular characters who have been forced out of their ghost-catching business after the destruction wrought during their last job. When faced with a powerful new ghostly force, the Ghostbusters reunite to tackle the threat.
The discovery of a massive river of ectoplasm and a resurgence of spectral activity allows the staff of Ghostbusters to revive the business.