Tony Jay (1933-2006) was the official voice for Dr. Lipschitz in Rugrats. He also voiced a number of smaller, one-off characters as well on the show. As well as making a name for himself as the voice of Monsieur D'Arque on Beauty and the Beast and Judge Frollo in The Hunchback of Notre Dame, both of which where produced by Disney. He died in Augustbof 2006 at the age of 73.