Billy (Zach Galligan)

Kate Beringer (Phoebe Cates)

Gizmo (voiced by Howie Mandel)

Stripe (voiced by Frank Welker)

Mrs. Deagle (Polly Holliday)

Randall Peltzer (Hoyt Axton)

Lynn Peltzer (Frances Lee McCain)

Pete Fountaine (Corey Feldman)

Mr. Roy Hanson (Glynn Turmann)

Grandfather (Keye Luke)

Murray Futterman (Dick Miller)

Sheriff Frank (Scott Brady)

Gerald (Judge Reinhold)