John Ratzenberger

John Deszo Ratzenberger (born April 6, 1947) is an American actor, entrepreneur, and voice actor, best known for his role as in . He reprised the role of Cliff Clavin in the season 6 episode "Fear of Flying". He also voiced the version of Homer Simpson in the season 26 episode "Treehouse of Horror XXV".

John Ratzenberger was voted joint 20th in IGN's "Top 25 Simpsons Guest Appearances" along with Cheers co-stars Ted Danson, Woody Harrelson, Rhea Perlman, and George Wendt.