Main Characters Officer Andy McNally 35 main appearances Officer Dov Epstein 35 main appearances Detective Traci Nash 35 main appearances Officer Gail Peck 35 main appearances Sergeant Oliver Shaw 35 main appearances Detective Sam Swarek 35 main appearances Officer Chris Diaz 30 main appearances Officer Nick Collins 30 main appearances Officer Chloe Price 23 main appearances Sergeant Frank Best 16 main appearances Senior Officer Marlo Cruz 13 main appearances Detective Luke Callaghan 9 main appearances Training Officer Noelle Williams 8 main appearances Detective Jerry Barber 7 main appearances Sergeant Boyko 5 main appearances Detective Jo Rosati
Recurring Guest Characters Jacob Blackstone 2 guest appearances Ross Perry 2 guest appearances Charlie Davis 2 guest appearances Bartender Seth MacKeigan 2 guest appearances Gavin Crone 2 guest appearances Martin Bentz 1 guest appearances Anita Nash 1 guest appearances SIU Officer 1 guest appearances Bartender 1 guest appearances Faye Bentz 1 guest appearances Pedro 1 guest appearances Joe 1 guest appearances Officer #1 1 guest appearances Little Girl 1 guest appearances Hugh 1 guest appearances Mother 1 guest appearances Tabby Barnes 1 guest appearances Emily Starling 1 guest appearances Walter Froug 1 guest appearances Anton Hill 1 guest appearances ⇤ « 1 2 3 4 5 6 7 8 9 10 » ⇥