Rainn Wilson Detective Lieutenant Everett Backstrom Actor Genevieve Angelson Detective Nicole Gravely Actor Dennis Haysbert Detective Sgt. John Almond Actor Kristoffer Polaha Sgt. Peter Niedermayer Actor Page Kennedy Officer Frank Moto Actor Béatrice Rosen Nadia Paquet Actor Thomas Dekker Gregory Valentine Actor Sarah Chalke Guest Star Rizwan Manji Guest Star Michael Reilly Burke Guest Star Katharine Leonard Guest Star Keegan Connor Tracy Guest Star Jessica Harmon Guest Star Assaf Cohen Guest Star Chris Payne Gilbert Guest Star Kehli O'Byrne Guest Star Peter Benson Guest Star Mike Kovac Guest Star Darcy Laurie Guest Star Kristen Ross Guest Star Thomas Newman Guest Star Joel Semande Guest Star Kelly Konno Guest Star Hart Hanson Executive Producer Kevin Hooks Executive Producer Leif G.W. Persson Executive Producer Niclas Salomonsson Executive Producer Mark Mylod Executive Producer