John Soursby Glover Jr. is an American actor, known for a range of villainous roles in films and television, including Daniel Clamp in Gremlins 2: The New Batch and Lionel Luthor in Smallville. He is also the voice of Riddler in the DC Animated Universe.

Gremlins 2: The New Batch is a 1990 American comedy horror film, and the sequel to the 1984 film Gremlins. It was directed by Joe Dante and written by Charles S. Haas, with creature designs by Rick Baker. Zach Galligan, Phoebe Cates, Dick Miller, Jackie Joseph, and Keye Luke reprise their roles from the first film; Belinda Balaski also returns, this time playing a different character. New cast members include John Glover, Robert Prosky, Haviland Morris, Robert Picardo, and Christopher Lee; additionally, the film features Tony Randall providing the voice for one of the gremlins. The story continues the adventures of the creature Gizmo, who spawns numerous small monsters when wet. In the first film, Gizmo's offspring rampaged through a small fictional town. In Gremlins 2: The New Batch, Gizmo multiplies within a skyscraper in New York City after his owner dies. The new creatures thus pose a serious threat to the city should they be able to leave the building, and the story revolves around the human characters' efforts to prevent this disaster.