The movie may have released in 1984, but over 30 years later, it's still iconic When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

While critics may have their fair share of annoyance with "Ghostbusters 2," fans are singing a different tune.

There haven't been many actors as successful in sci-fi cinema as Sigourney Weaver. But what is the best of the best of her time in the genre?