Jerry Stiller (June 8, 1927- May 11, 2020) was an American voice actor, comedian, and the Father of Ben Stiller, he was best known for doing Pretty Boy in Teachers Pet, Uncle Max in The Lion King 1½, and Frank Costanaza in Seinfield, For Fish Hooks he voiced Principal Stickler. for Season 1 until Jeff Bennett took over in Season 2.
Fish Hooks has had another star from Seinfeld. It is Jason Alexander from Horray for Hamsterwood in which he plays Pamela Hamester's manager. Weird enough they were both in Pamela Hamster Returns. Jerry Stiller plays Jason Alexander's father on Seinfeld.