Denis Leary Tommy Gavin Actor James McCaffrey Jimmy Keefe Actor Andrea Roth Janet Gavin Actor Michael Lombardi Mike Silletti Actor Jack McGee Chief Jerry Reilly Actor Steven Pasquale Sean Garrity Actor Daniel Sunjata Franco Rivera Actor John Scurti Lt. Kenny "Lou" Shea Actor Matthew Arkin Guest Star Susan A. Ashton Guest Star Julie Boyd Guest Star Olivia Crocicchia Guest Star Natalie Distler Guest Star Charles Durning Guest Star Peter Tolan Executive Producer Jim Serpico Executive Producer Kerry Orent Producer Adam Bernstein Director Michael Caleo Writer