John Larroquette is an Emmy Award-winning performer who was born on November 25, 1947 in New Orleans, Louisiana. He appears as one of the members of the cast in the ABC network's legal drama television series Boston Legal. The son of a U.S. Navy man and a department store clerk, he had an inclination for music as a young child, and played reed instruments. Larroquette eventually moved to Los Angeles, California in 1973. He has acted in a number of movies and television shows. Among the films he has worked on are Star Trek III: The Search for Spock, The Texas Chainsaw Massacre, and Tune in Tomorrow.

Carl Sack is portrayed by John Larroquette in the ABC network's television show Boston Legal. He is introduced during the fourth season of the show. He is the nemesis of Denny Crane, who is said to have a negative background with him as well as a good amount of animosity between the two. The pair of them reunite when Sack is transferred to Boston in order to represent Crane during a solicitation case.

(Photo Copyright © 2007 ABC, Inc. / Andrew Macpherson)