Simpsons Exclusive: Will Arnett to Guest Star as an Arresting Figure in Homer's Life

Homer has a new nemesis, and he sounds a lot like Gob Bluth.

Arrested Development screwball Will Arnett is set to guest star during The Simpsons upcoming 25th season, TVLine has learned exclusively.

RELATED | Fall TV Preview: Photos and Video of 51 New Shows

He’ll play Detective Gratman, the FBI’s anti-piracy boss tasked with hunting down Homer, who stands accused of illegally downloading a movie.

PHOTOS | First Look: Anderson Cooper Guests on The Simpsons

The installment, hilariously titled “Steal This Episode,” is tentatively scheduled to air in December. Scroll down to view an early sketch of Arnett’s G-Man!