Jon Hamm will guest star as a Federal Bureau of Investigation agent as Homer goes undercover to infiltrate Fat Tony's mob. Joe Mantegna will return as Fat Tony, and also voice his cousin Fit Tony.
Elenco:
Dan Castellaneta
,
Julie Kavner
,
Nancy Cartwright
,
Yeardley Smith
,
Hank Azaria
,
Harry Shearer
.