← Previous Next → 4x06 Problem Child First Aired: Aug. 18, 2008 on TNT Summary: The case of a vanished troubled tween boy is probed by the Priority Homicide squad. Brenda's evidence has her wondering if the boy is a victim, a runaway or even a killer, due to his violent past.

Main Characters in this Episode

• Sgt. David…
• Commander …
• Buzz Watson
• Agent Frit…

Guest Stars Deputy Chief Brenda Leigh Johnson played by Kyra Sedgwick Assistant Chief Will Pope played by J.K. Simmons Lt. Louie Provenza played by G.W. Bailey Lt. Andy Flynn played by Tony Denison Lt. Mike Tao played by Michael Paul Chan Detective Julio Sanchez played by Raymond Cruz Detective Irene Daniels played by Gina Ravera Dr. Morales played by Jonathan Del Arco Susan Monroe played by Cheryl White Brian Monroe played by Jamie McShane Theresa Monroe played by Vanessa Marano Mr. Taft played by Larry Clarke Jason Hetner played by Daryl Sabara Detective played by Ryan Van de Kamp Buchanan More