Dan Aykroyd, Bill Murray, Sigourney Weaver, Harold Ramis, and Ernie Hudson in Ghostbusters 2 (1989)

Dan Aykroyd, Harold Ramis, and Ernie Hudson in Ghostbusters 2 (1989)

Bill Murray and Sigourney Weaver at an event for Ghostbusters 2 (1989)

Dan Aykroyd, Bill Murray, Harold Ramis, and Rick Moranis in Ghostbusters 2 (1989)

Dan Aykroyd, Bill Murray, and Harold Ramis in Ghostbusters 2 (1989)

Dan Aykroyd, Bill Murray, Harold Ramis, and Ernie Hudson in Ghostbusters 2 (1989)

Dan Aykroyd, Bill Murray, Sigourney Weaver, Harold Ramis, Ernie Hudson, Peter MacNicol, Rick Moranis, Annie Potts, and Wilhelm von Homburg in Ghostbusters 2 (1989)

Dan Aykroyd, Bill Murray, Sigourney Weaver, Harold Ramis, Ernie Hudson, Peter MacNicol, Rick Moranis, and Annie Potts in Ghostbusters 2 (1989)

Sigourney Weaver in Ghostbusters 2 (1989)

Dan Aykroyd and Bill Murray in Ghostbusters 2 (1989)

Dan Aykroyd, Bill Murray, Sigourney Weaver, Harold Ramis, Ernie Hudson, and Rick Moranis in Ghostbusters 2 (1989)

Dan Aykroyd, Bill Murray, Harold Ramis, Rick Moranis, and Harris Yulin in Ghostbusters 2 (1989)

Bill Murray, Sigourney Weaver, Henry J. Deutschendorf II, and William T. Deutschendorf in Ghostbusters 2 (1989)

Sigourney Weaver at an event for Ghostbusters 2 (1989)

Robert Downey Jr. and Sarah Jessica Parker at an event for Ghostbusters 2 (1989)

Dan Aykroyd, Bill Murray, Sigourney Weaver, Harold Ramis, Ernie Hudson, Rick Moranis, Annie Potts, and Wilhelm von Homburg in Ghostbusters 2 (1989)

Wilhelm von Homburg in Ghostbusters 2 (1989)