| Biographical information
|Star Wars work|
John Ratzenberger (born April 6, 1947) played Major Bren Derlin in The Empire Strikes Back. Soon after, his career exploded with his role as 'Cliff Clavin' in Cheers and, later, in all of the Pixar animated movies.
Ratzenberg was 32 years old when he portrayed Derlin, spending about a week filming his scenes at Elstree Studios in a suburb north of London.