Joseph Anthony Mantegna is an American actor. He has starred in the CBS television series Criminal Minds since 2007 as FBI Supervisory Special Agent David Rossi. He has voiced the recurring role of mob boss Fat Tony on the animated series The Simpsons, beginning with the 1991 episode "Bart the Murderer", as well as The Simpsons Movie (2007).

"Bart the Murderer" is the fourth episode of the third season of the American animated television series The Simpsons. It originally aired on the Fox network in the United States on October 10, 1991. In the episode, Bart stumbles upon a Mafia club after having bad luck at school. The owner of the bar, mobster Fat Tony, hires Bart as a bartender. When Principal Skinner goes missing after punishing him at school, Bart is put on trial for his murder.