David Hyde Pierce is an American actor and director, who is best known for his role as Dr. Niles Crane on the NBC sitcom Frasier and Henry Newman in the 2001 comedy Wet Hot American Summer. He also voiced Drix in the 2001 Warner Bros animated/live-action hybrid film, Osmosis Jones.
His Disney roles include Slim in Disney/Pixar's A Bug's Life, Daedalus in Hercules: The Animated Series, Baron Von Licktenstamp in Mighty Ducks, Dr. Doppler in Treasure Planet, and John Dean in the Hollywood Pictures film, Nixon. In Treasure Planet he improvised the line Go Delbert! Go Delbert!