Dana Delany Dr. Megan Hunt Actor Jeri Ryan Dr. Kate Murphey Actor Mark Valley Detective Tommy Sullivan Actor Geoffrey Arend Dr. Ethan Gross Actor Windell Middlebrooks Dr. Curtis Brumfield Actor Elyes Gabel Detective Adam Lucas Actor Mary Mouser Lacey Fleming Actor Richard Burgi Guest Star Annie Wersching Guest Star Shawn Hatosy Guest Star Angela Martinez Guest Star Tony von Halle Guest Star Christopher Murphey Executive Producer Matthew Gross Executive Producer Sunil Nayar Executive Producer Evan Katz Writer Ralph Hemecker Director