John Ratzenberger has performed the voice of at least 1 character in every feature-length Pixar film to date. Besides voicing a character in all Pixar films, he’s also a team member of the Pixar Softball Team. Ratzenberger also hosted the documentary film Pixar: 20 Years of Animation and Counting. He said in an interview that out of all the characters he’s voiced for Pixar, P.T. Flea from A Bug’s Life is his favorite one that he’s done.