Season Regulars 8

1. 

   Denis Leary

   Tommy Gavin

2. 

   Adam Ferrara

   Chief 'Needles' Nelson

3. 

   Andrea Roth

   Janet Gavin

4. 

   John Scurti

   Kenneth 'Lou' Shea

5. 

   Daniel Sunjata

   Franco Rivera

6. 

   Michael Lombardi

   Mike Silletti

7. 

   Steven Pasquale

   Sean Garrity

8. 

   Callie Thorne

   Sheila Keefe

Guest Stars 18

1. 

   Tatum O'Neal

   Maggie Gavin

2. 

   Dean Winters

   Johnny Gavin

3. 

   Charles Durning

   Michael Gavin

4. 

   Lenny Clarke

   Uncle Teddy

5. 

   Milena Govich

   Candy

6. 

   Larenz Tate

   Bart Johnston

7. 

   James McCaffrey

   Jimmy Keefe

8. Anthony Perullo

   Derek

9. 

   Kevin Chapman

   Terrance

10. 

    Kathleen Chalfant

    Sean's Ma

11. 

    Tawny Cypress

    Carla

12. 

    David Call

    Connor

13. 

    Joel de la Fuente

    Dr. Lee

14. Susan Bennett

    Molly

15. Savannah Wise

    Singing Woman

16. 

    Gabe Hernandez

    Cop

17. Regan Mizrahi

    Timmy

18. James Dicarlo

    Boxer (uncredited)

Crew 1