The discovery of a massive river of ectoplasm and a resurgence of spectral activity allows the staff of Ghostbusters to revive the business.
Bill Murray
Peter Venkman
Dan Aykroyd
Ray Stantz
Sigourney Weaver
Dana Barrett
Harold Ramis
Dr. Egon Spengler
Rick Moranis
Louis Tully
Ernie Hudson
Winston Zeddemore
Annie Potts
Janine Melnitz
Peter MacNicol
Dr. Janosz Poha
