Ratzenberger began his entertainment career while living in London in the 1970s. He acted in and wrote film and television through the 1970s and early 1980s before returning to America. At an audition for a role in a new sitcom, Ratzenberger created the character of Cliff Clavin. Cheers (1982–1993) was a success and went on to run for 11 years. After Cheers, he began voicing characters for Pixar; Ratzenberger's first role was Hamm in Pixar's debut feature film Toy Story (1995), and he would continue to voice characters in many subsequent Pixar films. Including voice acting and cameos, he is the third highest-grossing actor of all time.
ratzenberger began his entertainment career while living in london in the 1970s he acted in and wrote film and television through the 1970s and early 1980s before returning to america at an audition for a role in a new sitcom ratzenberger created the character of cliff clavin cheers (1982–1993) was a success and went on to run for 11 years after cheers he began voicing characters for pixar; ratzenberger's first role was hamm in pixar's debut feature film toy story (1995) and he would continue to voice characters in many subsequent pixar films including voice acting and cameos he is the third highest-grossing actor of all time