Season Regulars 12

1. 

   Tom Selleck

   Frank Reagan

2. 

   Donnie Wahlberg

   Danny Reagan

3. 

   Bridget Moynahan

   Erin Reagan-Boyle

4. 

   Will Estes

   Jamie Reagan

5. 

   Len Cariou

   Henry Reagan

6. 

   Vanessa Ray

   Eddie Reagan

7. 

   Andrew Terraciano

   Sean Reagan

8. 

   Gregory Jbara

   Garrett Moore

9. 

   Robert Clohessy

   Sid Gormley

10. 

    Abigail Hawk

    Abigail Baker

11. 

    Marisa Ramirez

    Maria Baez

12. 

    Steve Schirripa

    Anthony Abetemarco

Guest Stars 15

1. 

   Peter Hermann

   Jack Boyle

2. 

   Juan Francisco Villa

   Arturo Muñoz

3. 

   Stacy Keach

   Kevin Kearns

4. 

   Will Hochman

   Joe Hill

5. 

   Ian Quinlan

   Luis Badillo

6. 

   Stephanie Kurtzuba

   Captain McNichols

7. Dario Vazquez

   Andre Castillo

8. Christopher M. Lindsay

   Desk Sergeant D'Antonio

9. 

   Patricia DiMango

   Judge Hall

10. Anais Almonte

    Sofia Costillo

11. Natalie Gallo

    Nurse #1

12. Alexis Sims

    Vivian Washington

13. 

    Tim Eliot

    Trauma Surgeon

14. Robert Lee Humphrey

    Orderly

15. Crystal Chau

    Nurse #2

Crew 3