Blake Clark (born February 2, 1946) is an American stand-up comedian, actor, voice artist and comedian who performed the voice of Slinky Dog in Toy Story 3 and Toy Story 3: The Video Game, replacing the late Jim Varney. He also reprised his role as Slinky in the Toy Story Toons episode Hawaiian Vacation.
- Clark and Jim Varney both knew each other for a long time and were really good friends. In an interview for Toy Story 3, Clark described Varney as a very good man and one of his best friends.
- According to John Lasseter, Clark sounds "an awful lot like him [Varney]" due to his deep, graveled voice.