Full Cast
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Donnie Wahlberg
Detective Joel Stevens
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Neal McDonough
Assistant District Attorney David McNorris
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Mykelti Williamson
Police Department Detective II Bobby 'Fearless' Smith
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Gary Basaraba
Police Department Police Officer III Ray Hechler
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Lana Parrilla
Teresa Ortiz, paramedic in season one, rookie police officer in season two
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Jason Gedrick
Police Department Police Officer II Tom Turcotte
