The late Egon Spengler's teenage grandchildren (Finn Wolfhard and Mackenna Grace) find themselves following in their grandfather's ghost-battling footsteps in this long-awaited direct sequel to the '80s flicks. Armed with vintage proton packs, can the kids-with a little help from some of Egon's old friends-defeat the Ghostbusters' otherworldly foe, Gozer, who's returned to wreak more havoc on Earth? With Carrie Coon, Paul Rudd, Dan Aykroyd, Ernie Hudson, and Bill Murray. 124 min. Widescreen; Soundtrack: English. Two-disc set.