 | Michelle Ryan | ... | Jaime Sommers (14 episodes, 2007) |

| Lucy Hale | ... | Becca Sommers (13 episodes, 2007) |

| Miguel Ferrer | ... | Jonas Bledsoe (9 episodes, 2007) |

| Molly Price | ... | Ruth Treadwell (9 episodes, 2007) |

| Kevin Rankin | ... | Nathan (8 episodes, 2007) |

| Will Yun Lee | ... | Jae Kim (7 episodes, 2007) |

| Isaiah Washington | ... | Antonio Pope (5 episodes, 2007) |

| Katee Sackhoff | ... | Sarah Corvus (5 episodes, 2007) |

| Mark Sheppard | ... | Anthony Anthros (3 episodes, 2007) |

| Jordan Bridges | ... | Tom Hastings / ... (3 episodes, 2007) |
 | Lara Gilchrist | ... | Carly (3 episodes, 2007) |
 | Chris Bowers | ... | Will Anthros (2 episodes, 2007) |

| Thomas Kretschmann | ... | The Man (2 episodes, 2007) |

| Aaron Douglas | ... | Prison Guard (2 episodes, 2007) |
 | Anja Savcic | ... | MK (2 episodes, 2007) |
 | Conrad Coates | ... | Doctor #1 (2 episodes, 2007) |

| Erin Karpluk | ... | Robin (2 episodes, 2007) |

| Alicia Thorgrimsson | ... | Doctor #2 (2 episodes, 2007) |
 | Jenn Forgie | ... | Nurse (2 episodes, 2007) |

| Heather Doerksen | ... | Mother (2 episodes, 2007) |

| Dominic Zamprogna | ... | Med-Flight Tech #1 (2 episodes, 2007) |

| Jacqueline Samuda | ... | Med-Flight Tech #2 (2 episodes, 2007) |
 | John Mann | ... | Drug Dealer (2 episodes, 2007) |

| Brando Eaton | ... | Ethan (2 episodes, 2007) |

| Graeme Duffy | ... | Geek #1 (2 episodes, 2007) |

| Chris Gauthier | ... | Geek #2 (2 episodes, 2007) |
|
| David Eick | .... | executive producer (9 episodes, 2007) |
| Jason Smilovic | .... | executive producer (9 episodes, 2007) |
| Stephen Welke | .... | co-producer (9 episodes, 2007) |
| Sian McArthur | .... | associate producer (8 episodes, 2007) |
| Melissa R. Byer | .... | supervising producer (7 episodes, 2007) |
| Jon Cowan | .... | consulting producer (7 episodes, 2007) |
| D. Howard Grigsby | .... | producer (7 episodes, 2007) |
| Treena Hancock | .... | supervising producer (7 episodes, 2007) |
| Neil Lundell | .... | co-producer (7 episodes, 2007) |
| Kamran Pasha | .... | producer (7 episodes, 2007) |
| Robert L. Rovner | .... | consulting producer (7 episodes, 2007) |
| Lindsay Sturman | .... | producer (7 episodes, 2007) |
| Nowell Grossman | .... | co-producer (6 episodes, 2007) |
| Darin Morgan | .... | consulting producer (5 episodes, 2007) |
| Glen Morgan | .... | executive producer (5 episodes, 2007) |
| David Barrett | .... | co-executive producer (4 episodes, 2007) |
| Laeta Kalogridis | .... | executive producer (4 episodes, 2007) |
| Jonas Pate | .... | co-executive producer (4 episodes, 2007) |
| Jason Cahill | .... | executive producer (4 episodes) |
| Michael Dinner | .... | executive producer (2 episodes, 2007) |
| Harvey Frand | .... | producer (2 episodes, 2007) |
| Bruno Heller | .... | executive producer (2 episodes, 2007) |
| Jason Katims | .... | executive producer (2 episodes, 2007) |
| |
|
| Neil Allan | .... | third assistant director (11 episodes, 2007) |
| Mimi Crowe | .... | trainee assistant director (11 episodes, 2007) |
| Dean Choe | .... | second unit director (7 episodes, 2007) |
| Warren Hanna | .... | second assistant director (5 episodes, 2007) |
| Brian Giddens | .... | first assistant director (4 episodes, 2007) |
| Greg Fawcett | .... | first assistant director (3 episodes, 2007) |
| David Barrett | .... | second unit director (2 episodes, 2007) |
| Jody Ryan | .... | second assistant director / second assistant director: second unit (2 episodes, 2007) |
| |
|
| Dave Asling | .... | specialty props (8 episodes, 2007) |
| Andrew Glavina | .... | signwriter (7 episodes, 2007) |
| Sandra Baier | .... | props (6 episodes, 2007) |
| Walter Ockley | .... | set designer (6 episodes, 2007) |
| Neil Westlake | .... | assistant graphic designer / graphic designer (6 episodes, 2007) |
| Herman Alexander | .... | lead carpenter (4 episodes, 2007) |
| Harry Griffin-Beale | .... | construction coordinator (4 episodes, 2007) |
| Ea Birkett | .... | prop master: second unit (3 episodes, 2007) |
| Michael Corrado | .... | assistant art director (3 episodes, 2007) |
| Shannon Gottlieb | .... | set buyer (3 episodes, 2007) |
| John Wilcox | .... | paint coordinator (2 episodes, 2007) |
| |
|
| Doug Madick | .... | supervising foley artist / foley artist (14 episodes, 2007) |
| Richard Partlow | .... | foley artist (14 episodes, 2007) |
| Dean St. John | .... | adr mixer (14 episodes, 2007) |
| Julie Altus | .... | adr recordist (9 episodes, 2007) |
| Paul Pirola | .... | supervising sound editor / sound supervisor (9 episodes, 2007) |
| Brian Dinkins | .... | adr supervisor (8 episodes, 2007) |
| Sam C. Lewis | .... | foley recordist (8 episodes, 2007) |
| Jason Freedman | .... | backgrounds editor / supervising sound editor (6 episodes, 2007) |
| Jeff K. Brunello | .... | sound effects editor (5 episodes, 2007) |
| Joe Barnett | .... | re-recording mixer (4 episodes, 2007) |
| Mathew Waters | .... | re-recording mixer (4 episodes, 2007) |
| Eric Batut | .... | production sound mixer (3 episodes, 2007) |
| Rick Bal | .... | production sound mixer / sound mixer (2 episodes, 2007) |
| Daniel Colman | .... | supervising sound editor (2 episodes, 2007) |
| |
|
| Dean Choe | .... | stunt coordinator (7 episodes, 2007) |
| Trevor Jones | .... | stunt double: Isaiah Washington (5 episodes, 2007) |
| Larry Lam | .... | stunt double (3 episodes, 2007) |
| Janene Carleton | .... | stunt double: Michelle Ryan / stunt performer (2 episodes, 2007) |
| Laura Lee Connery | .... | stunt double: Katee Sackhoff / stunt driver (2 episodes, 2007) |
| Colin Decker | .... | fire stunts assistant / stunt performer (2 episodes, 2007) |
| Ashlea Earl | .... | stunt double (2 episodes, 2007) |
| Chad Sayn | .... | air ram coordinator / stunts (2 episodes, 2007) |
| Eli Zagoudakis | .... | stunt performer / stunts (2 episodes, 2007) |
| |
|
| Ian Cairns | .... | driver: production assistant van (1 episode, 2007) |
| Gordon Chitty | .... | transportation co-captain (1 episode, 2007) |
| Tracy John Domich | .... | picture car mechanic (1 episode, 2007) |
| Bill Jannsen | .... | transportation coordinator (1 episode, 2007) |
| Richard McKay | .... | picture car wrangler (1 episode, 2007) |
| Stephan Siegel | .... | transportation captain (1 episode, 2007) |
| Larry Tardif | .... | transportation captain / transportation captain: second unit (1 episode, 2007) |
| Ian Thompson | .... | picture car coordinator (1 episode, 2007) |
| |
|
| Greg Jackson | .... | location manager (14 episodes, 2007) |
| Scott Steyns | .... | playback coordinator (14 episodes, 2007) |
| David Tamkin | .... | assistant location manager (13 episodes, 2007) |
| Doug Kerr | .... | production assistant (12 episodes, 2007) |
| Dan Lee West | .... | assistant to producers (12 episodes, 2007) |
| Brandon Pond | .... | key production assistant (11 episodes, 2007) |
| Tommy Reeder | .... | production coordinator (9 episodes, 2007) |
| Michael Bendner | .... | extras wrangler (8 episodes, 2007) |
| Stephen Benabo | .... | production assistant (7 episodes, 2007) |
| Kerry Glover | .... | script coordinator (7 episodes, 2007) |
| Sean Kotzin | .... | assistant: writers (7 episodes, 2007) |
| Hannah Shakespeare | .... | story editor (7 episodes, 2007) |
| Alex Skrepnik | .... | accounting clerk (7 episodes, 2007) |
| Shaina Steinberg | .... | assistant: writers (7 episodes, 2007) |
| Mimi Won Techentin | .... | story editor (7 episodes, 2007) |
| Krista Huppert | .... | accounting payroll clerk (6 episodes, 2007) |
| Tom MacLeod | .... | production assistant (6 episodes, 2007) |
| Matthew Sy | .... | production assistant (6 episodes, 2007) |
| Debra Fallek | .... | second assistant production coordinator (5 episodes, 2007) |
| Ron Blecker | .... | technical advisor (4 episodes, 2007) |
| Steven Johnson | .... | production assistant (4 episodes, 2007) |
| Ryan Steacy | .... | armorer (4 episodes, 2007) |
| Riley Stearns | .... | production assistant (4 episodes, 2007) |
| Helga Ungurait | .... | script supervisor (4 episodes, 2007) |
| Wendy Dawson | .... | executive assistant (3 episodes, 2007) |
| Dave T. Nall | .... | extras wrangler (3 episodes, 2007) |
| Howard Blank | .... | technical advisor (2 episodes, 2007) |
| Morgan Brady | .... | production assistant (2 episodes, 2007) |
| |