Wallace Shawn
Wallace Michael Shawn (born 12 November 1943) is an American  actor, voice actor, playwright, and essayist, best known as the voice of Rex in the Toy Story series, Grand Nagus Zek in Star Trek: Deep Space Nine, Calico in Cats & Dogs: The Revenge of Kitty Galore, Vizzini in The Princess Bride, and the voice of Taotie in Kung Fu Panda: Legends of Awesomeness. Shawn is from New York City.