Paul Attanasio Creator Daniel Baldwin Beau Felton Actor Ned Beatty Stanley Bolander Actor Richard Belzer Detective John Munch Actor Andre Braugher Detective Frank Pembleton Actor Clark Johnson Detective Meldrick Lewis Actor Yaphet Kotto Lieutenant Al Giardello Actor Melissa Leo Kay Howard Actor Isabella Hofmann Megan Russert Actor Kyle Secor Detective Tim Bayliss Actor Gloria Reuben Det. Theresa Walker Guest Star Bruno Kirby Guest Star Tim Russert Guest Star David Morse Jim Bayliss Guest Star Clayton LeBouef Capt. George Barnfather Guest Star Mary B. Ward Beth Felton Guest Star Tony Lo Bianco Det. Mitch Drummond Guest Star Ami Brabson Guest Star Gay Thomas Mary Nawls Guest Star R. Vincent Smith Guest Star Richard Edson Guest Star Barry Levinson Director, Executive Producer Tom Fontana Executive Producer, Writer Whitney Ransick Director Rogers Turrentine Writer Bonnie Mark Writer Lee Bonner Director D. Keith Mano Writer Eugene Lee Writer James Yoshimura Writer Jorge Zamacona Writer Julie Martin Writer Henry Bromell Writer Timothy Van Patten Director Peter Medak Director David Mills Writer Kenneth Fink Director David Rupel Writer