Nathan Fillions guest stars as the star of a detective show who meddles in Jake and Rosa's investigation on Brooklyn Nine-Nine. "Serve & Protect" is the 12th episode of the show's fourth season.
The squad panics when they learn that Amy's ex is the auditor who will determine if their precinct will be closed on Brooklyn Nine-Nine. "The Audit" is the 11th episode of the show's ninth season.
Jake finds a surprising ally when trying to capture an escaped inmate on Brooklyn Nine-Nine. "The Fugitive Pt. 2" is the tenth episode of the show's fourth season.
Jake and Amy place a bet on who can capture the most escaped inmates on Brooklyn Nine-Nine. "The Fugitive Pt. 1" is the ninth episode of the show's fourth season.
The team prepares for their annual Christmas carol competition on Brooklyn Nine-Nine. "Captain Latvia" is the eighth episode of the show's fourth season.
