"Halloween, Part III" is the 5th episode of Season Three of the FOX television show Brooklyn Nine-Nine. It originally aired on October 25, 2015 to 4.38 million viewers.


The third installment of Captain Holt and Jake’s Halloween heist culminates with a tie-breaking competition to claim the title of “amazing detective slash genius.” This year, Jake and Holt split the squad into two teams to help them win.


  • Mary Lynn Rajskub only appears as Genevieve after her credit is shown on the end credits.
  • First episode to credit actors portraying Cagney and Lacey Jeffords.


Actor Character
Andy Samberg ... Jake Peralta
Stephanie Beatriz ... Rosa Diaz
Terry Crews ... Terry Jeffords
Melissa Fumero ... Amy Santiago
Joe Lo Truglio ... Charles Boyle
Chelsea Peretti ... Gina Linetti
Andre Braugher ... Captain Ray Holt
Dirk Blocker ... Michael Hitchcock
Joel McKinnon Miller ... Norm Scully
Mary Lynn Rajskub ... Genevieve
Merrin Dungey ... Sharon Jeffords
Josh Casaubon ... "Nadia"
Elena Varela ... Random Woman
Kelsey Yates ... Cagney Jeffords
Skyler Yates ... Lacey Jeffords