Ghostbusters II, directed by Ivan Reitman and featuring Bill Murray, Dan Aykroyd, Sigourney Weaver, Harold Ramis, Rick Moranis & Ernie Hudson, is a continuation of the story from the initial film released in 1984. The screenplay was co-written by Ramis & Aykroyd, and it picks up five years after the events of the first movie, showing the Ghostbusters broken up and facing financial repercussions for their past actions. A new supernatural problem emerges in New York City's sewers, bringing the Ghostbusters back into public favor. It probably wasn’t realistic to expect this sequel to be as brilliant as its predecessor, especially considering the five-year gap and the impending arrival of a decade that didn't really embrace 1980s nostalgia. While Ghostbusters 2 was commercially successful, opinions from fans and critics were quite varied once the initial excitement subsided. This makes sense because there’s just a feeling of weariness about the whole thing. The actors seem unenthusiastic and lack the sharp comedic timing that defined the first film; Murray, in particular, feels underutilized, and his character, Venkman—the highlight of the original—is portrayed as an ordinary guy. That's disappointing because the humor now relies on Aykroyd and the others, who are competent but don’t possess Murray’s unique wit or style. The plot isn’t strong either, involving a seventeenth-century tyrant and the expected surge of unrestrained ghosts. Fortunately, the special effects maintain the same high and visually impressive standard as before, and there are some amusing jokes for those familiar with the Ghostbusters universe. However, repetition is noticeable throughout; Ramis & Aykroyd didn’t seem to realize that what worked in 1984 wouldn't necessarily resonate with a more mature audience. There's also an impression that this film was primarily a cast reunion intended to generate easy money rather than attract new viewers. Peter MacNicol makes a pleasant appearance as Janosz Poha, and seeing more of "Slimer"—now fully realized—is always welcome. But the spark is missing, and Ghostbusters 2 feels superficial and risks damaging the affection we have for the first film. 4/10

Source on TMDB