John Ratzenberger

John Dezso Ratzenberger (born April 6, 1947) is an American actor, voice actor, and entrepreneur. He is best known as Cliff Clavin in Cheers. He is also known for his extensive vocal work in Pixar Animation Studios' films, notably Hamm in the Toy Story franchise and Mack in the Cars franchise. 2Early life Ratzenberger was born in Bridgeport, Connecticut, the son of Bertha Veronica (née Grochowski), who worked for Remington Arms, and Dezso Alexander Ratzenberger, a Texaco truck driver. His father was of Austrian and Hungarian descent, and his mother was of Polish ancestry. He attended St. Ann's School in Bridgeport and Sacred Heart University in Fairfield, Connecticut. In 1969, Ratzenberger was a tractor operator at the Woodstock Festival. He moved to London in 1971 and stayed there for 10 years. 2Career Ratzenberger was a house framer living in London when he began his career in the performing art