Zach Galligan:Billy Peltzer;Phoebe Cates:Kate Beringer;Hoyt Axton:Randall Peltzer;Frances Lee McCain:Lynn Peltzer;Corey Feldman:Pete Fountaine;Keye Luke:Grandfather (Mr. Wing);John Louie:Chinese Boy;Dick Miller:Murray Futterman;Jackie Joseph:Sheila Futterman;Polly Holliday:Ruby Deagle;Judge Reinhold:Gerald Hopkins;Edward Andrews:Mr. Corben;Belinda Balaski:Mrs. Joe Harris;Scott Brady:Sheriff Frank;Don Steele:Rockin' Ricky Rialto (voice);Susan Burgess:Little Girl;Harry Carey, Jr.:Mr. Anderson;Donald Elson:Man on Street;Howie Mandel:Gizmo (voice);Jonathan Banks:Deputy Brent;Bob Bergen:Mogway/Gremlins (voice);Frank Welker:Stripe/Mogwai/Gremlins (voice);Glynn Turman:Roy Hanson;Chuck Jones:Mr. Jones