Watch Brooklyn Nine-Nine Season 4 Episode 4 online via TV Fanatic with over 7 options to watch the Brooklyn Nine-Nine S4E4 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, Hulu Plus, and Verizon On Demand.
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On Brooklyn Nine-Nine Season 4 Episode 4, squad competes to win the title of Ultimate Detective Slash Genius in the precinct's annual Halloween heist.