Andy Samberg Detective Jake Peralta Actor Andre Braugher Captain Ray Holt Actor Terry Crews Sergeant Terry Jeffords Actor Melissa Fumero Detective Amy Santiago Actor Joe Lo Truglio Detective Charles Boyle Actor Stephanie Beatriz Detective Rosa Diaz Actor Dirk Blocker Detective Michael Hitchcock Actor Joel McKinnon Miller Detective Norm Scully Actor Winston Story Bill Guest Star Lou Diamond Phillips Romero Guest Star Jason Mantzoukas Adrian Pimento Guest Star Toby Huss Warden Granville Guest Star Paul Scheer Devin Cathertaur Guest Star Christine Garver Angela Guest Star Chelsea Peretti Actor Paul Adelstein Seamus Murphy Guest Star Joshua Elijah Reese Peter Guest Star Mike Mitchell Kyle Murphy Guest Star Kate Butler Debbie Stovelman Guest Star Nasim Pedrad Katie Peralta Guest Star Daniel J. Goor Executive Producer Mike Schur Executive Producer David Miner Executive Producer