Bill Murray in Ghostbusters (Acchiappafantasmi) (1984)

Dan Aykroyd, Bill Murray, and Harold Ramis in Ghostbusters (Acchiappafantasmi) (1984)

Dan Aykroyd, Bill Murray, Harold Ramis, and Ruth Oliver in Ghostbusters (Acchiappafantasmi) (1984)

Billy Bryan in Ghostbusters (Acchiappafantasmi) (1984)

Sigourney Weaver in Ghostbusters (Acchiappafantasmi) (1984)

Dan Aykroyd, Bill Murray, Harold Ramis, and Ernie Hudson in Ghostbusters (Acchiappafantasmi) (1984)

Sigourney Weaver and Rick Moranis in Ghostbusters (Acchiappafantasmi) (1984)

Rick Moranis in Ghostbusters (Acchiappafantasmi) (1984)

Dan Aykroyd and Ernie Hudson in Ghostbusters (Acchiappafantasmi) (1984)

Ivan Reitman at an event for Ghostbusters (Acchiappafantasmi) (1984)

Ivan Reitman at an event for Animal House (1978)

Dan Aykroyd, Bill Murray, Harold Ramis, Ernie Hudson, Ivan Reitman, and Mark Bryan Wilson in Ghostbusters (Acchiappafantasmi) (1984)