
| Jason Isaacs | ... | Michael Caffee (29 episodes, 2006-2008) |
 | Jason Clarke | ... | Tommy Caffee (29 episodes, 2006-2008) |

| Annabeth Gish | ... | Eileen Caffee (29 episodes, 2006-2008) |

| Kevin Chapman | ... | Freddie Cork / ... (29 episodes, 2006-2008) |
 | Fiona C. Erickson | ... | Mary Rose Caffee (26 episodes, 2006-2008) |

| Brian Scannell | ... | Silent John (25 episodes, 2006-2008) |
 | Fionnula Flanagan | ... | Rose Caffee (22 episodes, 2006-2008) |

| Kerry O'Malley | ... | Mary Kate Martinson / ... (22 episodes, 2006-2008) |
 | Madison Garland | ... | Lila Caffee / ... (21 episodes, 2006-2008) |

| Billy Smith | ... | Kevin 'Moe' Reilly / ... (20 episodes, 2006-2008) |

| Ethan Embry | ... | Declan Giggs / ... (19 episodes, 2006-2008) |

| Brian F. O'Byrne | ... | Colin (18 episodes, 2007-2008) |
 | Tina Benko | ... | Kath Parry / ... (18 episodes, 2006-2008) |
 | Kailey Gilbert | ... | Noni Caffee (16 episodes, 2006-2008) |

| Matt Servitto | ... | Representative Donatello (15 episodes, 2006-2008) |

| Frank Ridley | ... | Terry Mulligan (15 episodes, 2006-2008) |

| John Fiore | ... | Nozzoli / ... (14 episodes, 2006-2008) |
 | Georgia Lyman | ... | Cassie Giggs (13 episodes, 2006-2008) |

| Karl Bury | ... | Alex Byrne / ... (13 episodes, 2006-2007) |

| Bates Wilder | ... | Jimmy Martinson (11 episodes, 2006-2008) |
 | Stivi Paskoski | ... | Pete McGonagle (11 episodes, 2006) |
 | David Catanzaro | ... | US Attorney Ellis Franklin / ... (10 episodes, 2006-2008) |

| Armen Garo | ... | Det. Gillardino / ... (9 episodes, 2006-2008) |

| Tom Kemp | ... | Marty Trio (9 episodes, 2006-2007) |

| Len Cariou | ... | Judd Fitzgerald (8 episodes, 2006-2007) |

| Alan Dary | ... | Rep. Janakowski / ... (8 episodes, 2006-2008) |

| Al Sapienza | ... | Mayor Frank Panzerelli / ... (8 episodes, 2006-2008) |

| Damien Di Paola | ... | Rep. Paul Carvalho / ... (7 episodes, 2006-2008) |
 | Peter Gerety | ... | Martin Kilpatrick (6 episodes, 2008) |

| Tony V. | ... | Ralph Mango (6 episodes, 2006-2007) |
 | Ellen Becker-Gray | ... | Diner Customer / ... (6 episodes, 2006-2007) |
 | Rob W. Gray | ... | Diner Customer / ... (6 episodes, 2006-2007) |

| Giovanni Pantaleo | ... | Nicky (6 episodes, 2008) |
 | Helen Carey | ... | Peggy Fitzgerald (5 episodes, 2006-2007) |
 | Michael Fennimore | ... | Jack Boyle / ... (5 episodes, 2007-2008) |

| Janel Moloney | ... | Dana Chase (5 episodes, 2007) |

| Gloria Crist | ... | Vicky (5 episodes, 2006-2007) |
 | James Granville | ... | FBI Agent (5 episodes, 2006-2007) |

| John Ellison Conlee | ... | Rep. Bob Meara (4 episodes, 2006-2008) |

| Caprice Benedetti | ... | Molly (4 episodes, 2008) |
 | Lonnie Farmer | ... | Rep Williams / ... (4 episodes, 2006-2008) |
 | Scottie Thompson | ... | Shannon McCarthy (4 episodes, 2006) |
 | Nigel Gore | ... | Thurston Twitchell (4 episodes, 2007-2008) |

| Wendy Overly | ... | Maeve Maguire / ... (4 episodes, 2006-2008) |

| Michael Gaston | ... | Mr. Speaker (4 episodes, 2006) |
 | Wendy Hoopes | ... | Fiona Cork (4 episodes, 2006-2007) |
 | Edmund J. Janas | ... | Special Task Force Agent / ... (4 episodes, 2007) |

| Jack McGee | ... | Stan (3 episodes, 2008) |
 | Bill Camp | ... | Agent Jarvis / ... (3 episodes, 2008) |
 | William Barclay | ... | Brian Mack (3 episodes, 2007) |
 | Curtis Eames | ... | Square-Jaw (3 episodes, 2008) |
 | Denece Ryland | ... | Rep. Silk / ... (3 episodes, 2006-2008) |

| Mike Houston | ... | Eddie Parry (3 episodes, 2006-2008) |

| Scott Winters | ... | Ahmet Zahadi / ... (3 episodes, 2006-2008) |
 | Robert D. Murphy | ... | Dr. Harden (3 episodes, 2008) |

| Bruce-Robert Serafin | ... | Luke the Hammer / ... (3 episodes, 2006-2007) |

| William DeCoff | ... | Smallface Brennan / ... (3 episodes, 2006-2007) |

| Julie McNiven | ... | Cute Desk Clerk / ... (3 episodes, 2006-2007) |
 | Michael Yebba | ... | Baby Frank's Driver / ... (3 episodes, 2006-2007) |

| Tony Moreira | ... | City Garbage Collector / ... (3 episodes, 2006) |
 | Paul Sparks | ... | Aaron (3 episodes, 2006) |
 | Lewis D. Wheeler | ... | Geoff Babson (3 episodes, 2006) |
 | Patrick Mel Hayes | ... | Statehouse Politican / ... (3 episodes, 2007-2008) |

| Eric Bruno Borgman | ... | Trooper #538 / ... (3 episodes, 2007) |
 | Michael Kelly | ... | Undercover Task Cop (3 episodes, 2007) |
 | Keith J. Stevens | ... | Hotel / ... (3 episodes, 2007) |

| Kal Thompson | ... | Providence Police Officer / ... (3 episodes, 2007) |

| J.T. Turner | ... | State Senator (3 episodes, 2007) |

| Donald Warnock | ... | Senior Aide (3 episodes, 2007) |

| Yanni Kratsas | ... | Ryan Sweed (3 episodes, 2008) |

| Rob Campbell | ... | Carl Hobbs (2 episodes, 2006) |
 | Kara F. Doherty | ... | Pamela Cork (2 episodes, 2007) |

| Kevin Ashworth | ... | Brendan Walker (2 episodes, 2007) |
 | Jonathan W.V. Mahone | ... | Rene (2 episodes, 2008) |
 | Nicholas Ricamo | ... | Nozzoli's Thug (2 episodes, 2008) |
 | T. Bruce Page | ... | Billy Bee (2 episodes, 2006) |

| Dana Eskelson | ... | Dina Finnerty (2 episodes, 2006) |
 | Stephen Henderson | | (2 episodes, 2008) |
 | Luis Astudillo | ... | Edgar Alonso / ... (2 episodes, 2007) |
 | Jenna Sullivan | ... | Jordana (2 episodes, 2006-2007) |
 | Peter Berkrot | ... | Det. Jonesie / ... (2 episodes, 2007) |
 | Francine Maria Bouska | ... | Mona (2 episodes, 2006-2007) |
 | Anthony Estrella | ... | Young Vincent / ... (2 episodes, 2006) |

| Rich Skinner | ... | Cray (2 episodes, 2007) |
 | Tom Gilligan | ... | Bruce / ... (2 episodes, 2006-2007) |

| Luis Moco | ... | Detective Mark / ... (2 episodes, 2007-2008) |
 | Kambria Carlile | ... | Abby / ... (2 episodes, 2007) |
 | Dennis Lynch | ... | Officer Shea / ... (2 episodes, 2007) |

| Roger Dillingham Jr. | ... | Biker / ... (2 episodes, 2006-2008) |

| Kaitlyn Bouchard | ... | Mourner / ... (2 episodes, 2006) |
 | Kris Eivers | ... | Waiter (2 episodes, 2006) |

| Gary Galone | ... | Agent Elgort (2 episodes, 2006) |
 | Glenn W. Kane | ... | Bus passenger / ... (2 episodes, 2006) |

| Stephen Kyle | ... | Neighbor Emptying Trash / ... (2 episodes, 2006) |
 | Loy Lee | ... | Asian Drug Dealer / ... (2 episodes, 2006) |
 | Robert Mason | ... | Mayor's Aide / ... (2 episodes, 2006) |

| Mark Hetherington | ... | Catering Server / ... (2 episodes, 2007-2008) |

| Desiree April Connolly | ... | Victim at Health Clinic / ... (2 episodes, 2007) |

| Bernard Larrivee Jr | ... | Partygoer / ... (2 episodes, 2007) |

| Sarah Nicklin | ... | Prostitute (2 episodes, 2007) |

| Eamon Brooks | ... | Victor Meleski (2 episodes, 2008) |

| Susan Farese | ... | City Hall Worker / ... (2 episodes, 2008) |

| Joseph Zamparelli | ... | Harold (2 episodes, 2008) |
|
| Jason Case | .... | set dressing gang boss / set dresser (29 episodes, 2006-2008) |
| Katie Tower | .... | assistant art director (29 episodes, 2006-2008) |
| Jennifer Gerbino | .... | property master / assistant property master (25 episodes, 2006-2008) |
| John Ryder | .... | set dresser / picture car coordinator (25 episodes, 2006-2008) |
| Brendan Keefe | .... | shop electrician (21 episodes, 2006-2007) |
| David Rotondo | .... | construction coordinator (21 episodes, 2006-2007) |
| David C. Romano | .... | set dresser (20 episodes, 2006-2008) |
| Jessica Case | .... | set dresser (18 episodes, 2007-2008) |
| Mimi Coleman | .... | art department coordinator (18 episodes, 2007-2008) |
| John Pungitore | .... | set dresser (18 episodes, 2007-2008) |
| Peter Rippe | .... | carpenter (18 episodes, 2007-2008) |
| Shauna Sanchez | .... | art department production assistant / set dresser (18 episodes, 2007-2008) |
| Aimee Butterfield | .... | props / assistant property master (15 episodes, 2007-2008) |
| John F. O'Neil | .... | on-set dresser / set dresser (14 episodes, 2006-2007) |
| Nina Cinelli | .... | set dresser (11 episodes, 2006) |
| Eugene Pope | .... | leadman (10 episodes, 2006) |
| Helen Rasmussen | .... | assistant set decorator (10 episodes, 2006) |
| Matt Harrington | .... | set dresser (10 episodes, 2007) |
| Brian McKenzie | .... | set dresser (10 episodes, 2007) |
| Michelle Sherwood | .... | props (10 episodes, 2007) |
| Steven Sparfven | .... | set dresser (10 episodes, 2007) |
| Amy Morrison | .... | assistant set decorator (9 episodes, 2007) |
| Jeremy M. Pereira | .... | scenic artist (9 episodes, 2007) |
| Noah Dubreuil | .... | props (8 episodes, 2006) |
| Jaima Fogg | .... | on-set dresser (8 episodes, 2008) |
| Wayne Kimball | .... | set dresser (6 episodes, 2006) |
| Stefan Couture | .... | set dresser (6 episodes, 2008) |
| Adam Roffman | .... | on-set dresser (5 episodes, 2006) |
| Rae Signer | .... | scenic artist (5 episodes, 2008) |
| Etienne Martine | .... | props (2 episodes, 2006) |
| Janine Moore | .... | props assistant (2 episodes, 2007) |
|
| Joe Gagnepain | .... | set dresser (unknown episodes, 2008) |
| Frank D'Agostino | .... | art stand-by (unknown episodes) |
| Jeremy Dominick | .... | picture car wrangler (unknown episodes) |
| |
|
| Damien Smith | .... | foley artist (21 episodes, 2006-2007) |
| James Bailey | .... | foley artist (11 episodes, 2006) |
| Carlie Bergman | .... | adr recordist (11 episodes, 2006) |
| Tim Farrell | .... | sound effects editor (11 episodes, 2006) |
| Jon Mete | .... | supervising sound editor (11 episodes, 2006) |
| Douglas Murray | .... | adr mixer (11 episodes, 2006) |
| Ashley Harvey | .... | adr editor / dialogue editor / ... (10 episodes, 2006) |
| Martin Lee | .... | sound re-recording mixer (10 episodes, 2007) |
| Joe Morrow | .... | sound re-recording assistant (10 episodes, 2007) |
| Mark Shnuriwsky | .... | sound effects editor (9 episodes, 2007) |
| Kevin Jette | .... | adr mixer (8 episodes, 2008) |
| Rick Norman | .... | sound re-recording mixer (8 episodes, 2008) |
| Jason Oliver | .... | adr recordist (8 episodes, 2008) |
| Eliott Taylor | .... | adr recordist (8 episodes, 2008) |
| Jerry Yuen | .... | cableman (8 episodes, 2008) |
| Matthew McKenzie | .... | adr recordist (7 episodes, 2006) |
| Kirk Lynds | .... | sound re-recording mixer (6 episodes, 2007) |
| Kevin S. Parker | .... | sound mixer: second unit / boom operator (5 episodes, 2006-2007) |
| Peter Michael Sullivan | .... | sound re-recording mixer (5 episodes, 2008) |
| Brent Lestage | .... | second boom operator / sound utility (4 episodes, 2007) |
| Eric Maxwell | .... | foley editor (3 episodes, 2008) |
|
| Julie Altus | .... | adr recordist (unknown episodes) |
| David Barbee | .... | sound effects editor (unknown episodes) |
| Jesse K-D. Dodd | .... | foley mixer (unknown episodes) |
| Mark Kamps | .... | supervising sound editor (unknown episodes) |
| Daryl Lathrop | .... | adr recordist (unknown episodes) |
| Carrie Lisonbee | .... | assistant sound editor (unknown episodes) |
| Joel Reidy | .... | boom operator (unknown episodes) |
| Jarrett Simon | .... | utility sound (unknown episodes) |
| Dean St. John | .... | adr mixer (unknown episodes) |
| Tom Williams | .... | sound mixer (unknown episodes) |
| |
|
| Roger Marbury | .... | rigging gaffer (29 episodes, 2006-2008) |
| Warren Weberg | .... | best boy grip / grip (29 episodes, 2006-2008) |
| William M. Weberg | .... | key grip (29 episodes, 2006-2008) |
| Christian J. Hollyer | .... | second assistant camera / second assistant camera: "b" camera / ... (27 episodes, 2006-2008) |
| Eric Komar | .... | dolly grip: "a" camera (26 episodes, 2006-2008) |
| Dave Cambria | .... | best boy electric (21 episodes, 2006-2007) |
| Joshua Dreyfus | .... | rigging best boy electric / rigging gaffer (21 episodes, 2006-2007) |
| Frans Wetterings III | .... | gaffer (20 episodes, 2006-2007) |
| James R. Mitchell | .... | generator operator / best boy electric (19 episodes, 2006-2007) |
| Jennifer Evans | .... | dolly grip: "b" camera (18 episodes, 2006-2007) |
| George Bianchini | .... | Steadicam operator / steadicam operator (18 episodes, 2007-2008) |
| Claire Folger | .... | still photographer (18 episodes, 2007-2008) |
| Jesse Goldberg | .... | lighting technician (18 episodes, 2007-2008) |
| Oliver Cary | .... | head camera operator (17 episodes, 2007-2008) |
| Jason Bowen | .... | electrician (11 episodes, 2006) |
| Robert Clark | .... | rigging electrician (11 episodes, 2006) |
| Michael DiIeso | .... | key rigger (11 episodes, 2006) |
| Stephen Girouard | .... | best boy grip (11 episodes, 2006) |
| Ivar Weberg | .... | grip (11 episodes, 2006) |
| Brian A. Pitts | .... | light board operator (10 episodes, 2006) |
| Eric Goddard | .... | electrician / rigging grip (9 episodes, 2006-2008) |
| Dru Dunnaway | .... | rigging electrician / electrician (9 episodes, 2007-2008) |
| Graham Burt | .... | digital utility (8 episodes, 2008) |
| Frank La Frazia | .... | electrician / grip (7 episodes, 2007-2008) |
| Matt Harrington | .... | electrician / grip (4 episodes, 2006) |
| JD Leedham | .... | additional rigging grip (4 episodes, 2007) |
| Jeff Tanger | .... | lamp operator (4 episodes, 2007) |
| Al Bruce | .... | grip (4 episodes, 2008) |
| Edwin Rubio | .... | grip (4 episodes, 2008) |
| Geoff Dann | .... | electrician / rigging electric (3 episodes, 2006-2008) |
| David Kane | .... | rigging electrician (3 episodes, 2006) |
| Adam D. Bouchard | .... | electrician (2 episodes, 2007) |
| Josh Friz | .... | second assistant camera (2 episodes, 2007) |
| Nathan McGarigal | .... | electrician (2 episodes, 2008) |
|
| Rick Cardillo | .... | rigging electrician (unknown episodes) |
| Jessica Jennings | .... | electrician (unknown episodes) |
| Daryl Richardson | .... | grip (unknown episodes) |
| Timothy M. Sweeney | .... | assistant camera (unknown episodes) |
| William Trautvetter | .... | camera operator (unknown episodes) |
| |
|
| Patrick Hodges | .... | script coordinator / production assistant (28 episodes, 2006-2008) |
| Marco Zanelli | .... | stand-in (26 episodes, 2006-2008) |
| Kelly Cronin | .... | script supervisor (20 episodes, 2006-2007) |
| Briana Taylor | .... | location coordinator / location office assistant (20 episodes, 2006-2007) |
| Ethan Fox | .... | craft service (18 episodes, 2007-2008) |
| Lucas Nalepinski | .... | location scout / location assistant (18 episodes, 2007-2008) |
| Tracy Spiegel | .... | craft service (18 episodes, 2007-2008) |
| Jonathon Schermerhorn | .... | production assistant / set production assistant (17 episodes, 2007-2008) |
| Jillian Roache | .... | production assistant (14 episodes, 2006-2007) |
| Kerry Carter | .... | production assistant / set production assistant (13 episodes, 2006-2007) |
| Lisa Arnone | .... | accounting assistant (11 episodes, 2006) |
| Carolin Drake | .... | assistant to executive producer (11 episodes, 2006) |
| Erin Feeley | .... | script coordinator (11 episodes, 2006) |
| Amanda Hannan | .... | production assistant (11 episodes, 2006) |
| Aaron Helbing | .... | script coordinator (11 episodes, 2006) |
| Borjan Jovanovich | .... | set production assistant (11 episodes, 2006) |
| Rebecca Locke | .... | production secretary (11 episodes, 2006) |
| Emily Lysaght | .... | production assistant (11 episodes, 2006) |
| Ruben Malaret | .... | publicist (11 episodes, 2006) |
| Colin Walsh | .... | location assistant (11 episodes, 2006) |
| Gina Hendrick | .... | production accountant (10 episodes, 2006) |
| Kim Quam | .... | set medic (10 episodes, 2006) |
| Christopher Aubin | .... | production accountant (10 episodes, 2007) |
| James Berkery | .... | set production assistant (10 episodes, 2007) |
| Janis Finkle | .... | first assistant accountant (10 episodes, 2007) |
| Audra Gorman | .... | location manager (10 episodes, 2007) |
| Katie Murphy | .... | assistant: Donna Bloom (10 episodes, 2007) |
| Susan Murphy | .... | assistant accountant (10 episodes, 2007) |
| Joe Piasecki | .... | location assistant (10 episodes, 2007) |
| Barbara Dalton Rotundo | .... | assistant: Blake Masters and Henry Bromell (10 episodes, 2007) |
| Carson Stroup | .... | accounting clerk (10 episodes, 2007) |
| Ali Walker | .... | key production assistant (10 episodes, 2007) |
| Nicole Anderson | .... | key craft service / craft service (8 episodes, 2006-2008) |
| Matthew Cate | .... | intern (8 episodes, 2006) |
| Wendy Overly | .... | dialect coach (8 episodes, 2006) |
| Benjamin Thomas | .... | location assistant (8 episodes, 2006) |
| Stuart Valberg | .... | production assistant (8 episodes, 2007) |
| Eileen Boarman | .... | assistant: Donna Bloom / travel coordinator (8 episodes, 2008) |
| A.J. Boles | .... | assistant location manager (8 episodes, 2008) |
| Mike Buonanno | .... | location production assistant (8 episodes, 2008) |
| Crystal Jenney | .... | location coordinator (8 episodes, 2008) |
| Victoria Kabakian | .... | accounting clerk (8 episodes, 2008) |
| Brian Ketcham | .... | location assistant (8 episodes, 2008) |
| Zachariah King | .... | production secretary (8 episodes, 2008) |
| Karen M. Fuchs | .... | payroll accountant (7 episodes, 2006) |
| Laurie A. Hoover | .... | first assistant accountant (7 episodes, 2006) |
| Catherine Feeny | .... | set production assistant / assistant: Phillip Noyce (6 episodes, 2006-2007) |
| Tacuma Vanterpool | .... | production assistant / stand-in (3 episodes, 2006-2008) |
| J.P. Ouellette | .... | set production assistant (2 episodes, 2007) |
| Samantha Treiber | .... | production assistant (2 episodes, 2007) |
| Kal Thompson | .... | set production assistant (2 episodes, 2008) |
|
| Brian Cantaldi | .... | payroll accountant (unknown episodes) |
| Ben Chester | .... | location assistant (unknown episodes) |
| Jeremy Folster | .... | assistant production coordinator (unknown episodes) |
| John Gates | .... | location assistant (unknown episodes) |
| James MacDonald | .... | set medic (unknown episodes) |
| Adam McCarthy | .... | location manager (unknown episodes) |
| Jill K. Perno | .... | production assistant (unknown episodes) |
| John Pungitore | .... | production assistant (unknown episodes) |
| George Sloan | .... | production assistant (unknown episodes) |
| Sherrill Smith | .... | location manager (unknown episodes) |
| Kevin Vargus | .... | production assistant (unknown episodes) |
| Kevin Young | .... | additional production assistant (unknown episodes) |
| |