Actor Character Role Seasons 1 2 3 Andy Samberg Jacob "Jake" Peralta Detective Main Andre Braugher Raymond "Ray" Jacob Holt Captain Main Melissa Fumero Amy Santiago Detective Main Joe Lo Truglio Charles Boyle Detective Main Terry Crews Terence "Terry" Jeffords Detective Sergeant Main Stephanie Beatriz Rosa Diaz Detective Main Chelsea Peretti Regina "Gina" Linetti Civilian Administrator Main Dirk Blocker Michael Hitchcock Detective 3rd Grade Recurring Main Joel McKinnon Miller Norman "Norm" Scully Detective 2nd Grade Recurring Main