
| Caroline Dhavernas | ... | Jaye Tyler (14 episodes, 2004) |

| Katie Finneran | ... | Sharon Tyler (14 episodes, 2004) |
 | Tyron Leitso | ... | Eric Gotts (14 episodes, 2004) |

| William Sadler | ... | Darrin Tyler (14 episodes, 2004) |

| Diana Scarwid | ... | Karen Tyler (14 episodes, 2004) |

| Lee Pace | ... | Aaron Tyler (13 episodes, 2004) |

| Tracie Thoms | ... | Mahandra McGinty (12 episodes, 2004) |

| Jeffrey R. Smith | ... | Muse Voice / ... (11 episodes, 2004) |

| Neil Grayston | ... | Alec (8 episodes, 2004) |

| Scotch Ellis Loring | ... | Muse Voice / ... (8 episodes, 2004) |

| Ted Dykstra | ... | Muse Voice (7 episodes, 2004) |

| Jewel Staite | ... | Heidi Gotts (4 episodes, 2004) |

| Kari Matchett | ... | Beth (3 episodes, 2004) |

| Toby Malone | ... | Muse Voice (3 episodes, 2004) |

| Gabriel Hogan | ... | Thomas (2 episodes, 2004) |

| Bill Lake | ... | Detective Sloan (2 episodes, 2004) |

| Chelan Simmons | ... | Gretchen Speck-Horowitz (2 episodes, 2004) |
 | Morgan Drmaj | ... | Bellman (2 episodes, 2004) |
 | Bryan Hatt | ... | Night Cleaner (2 episodes, 2004) |

| Sandra Caldwell | ... | Cow Creamer Muse Voice / ... (2 episodes, 2004) |
 | Tim Minear | ... | Muse Voice (2 episodes, 2004) |

| Krista Moore | ... | Bar / ... (2 episodes, 2004) |
|
| Bryan Fuller | .... | executive producer (14 episodes, 2004) |
| Michael J. Maschio | .... | producer (14 episodes, 2004) |
| Tim Minear | .... | executive producer (14 episodes, 2004) |
| Paul Rabwin | .... | producer (14 episodes, 2004) |
| Dan E. Fesman | .... | co-producer (13 episodes, 2004) |
| Krista Vernoff | .... | producer (12 episodes, 2004) |
| Jason Harkins | .... | associate producer (5 episodes, 2004) |
| Todd Holland | .... | executive producer (5 episodes, 2004) |
| Gretchen J. Berg | .... | supervising producer (4 episodes, 2004) |
| Aaron Harberts | .... | supervising producer (4 episodes, 2004) |
| Harry Victor | .... | co-producer (4 episodes, 2004) |
| |
|
| James Bailey | .... | foley artist (14 episodes, 2004) |
| Tony Margulies | .... | foley artist (14 episodes, 2004) |
| Hugh Murphy | .... | assistant sound editor (14 episodes, 2004) |
| Mark Relyea | .... | supervising sound editor / sound supervisor (13 episodes, 2004) |
| Henry Embry | .... | production sound mixer (12 episodes, 2004) |
| Justin Cruse | .... | sound recordist (5 episodes, 2004) |
| Phil Hadaway | .... | sound recordist (5 episodes, 2004) |
| Brian Harman | .... | sound re-recording mixer / re-recording mixer (5 episodes, 2004) |
| Tom Maydeck | .... | sound re-recording mixer / re-recording mixer (5 episodes, 2004) |
| David John West | .... | sound re-recording mixer / re-recording mixer (5 episodes, 2004) |
| Kevin Reilly | .... | foley artist (4 episodes, 2004) |
|
| Julie Altus | .... | adr recordist (unknown episodes) |
| Tim Kimmel | .... | dialog editor (unknown episodes) |
| Carrie Lisonbee | .... | assistant sound editor (unknown episodes) |
| Matthew McKenzie | .... | adr recordist (unknown episodes) |
| Colin McLellan | .... | adr recordist (unknown episodes) |
| Michael McNerney | .... | foley mixer (unknown episodes) |
| David Yonson | .... | adr recordist: Toronto (unknown episodes) |
| |
|
| Katie Abbott | .... | craft service daily (14 episodes, 2004) |
| Larry David Wilson | .... | production assistant (13 episodes, 2004) |
| Tamara Becher | .... | script coordinator (12 episodes, 2004) |
| Jennifer Markowitz | .... | assistant: Todd Holland (12 episodes, 2004) |
| Kelley Dundon | .... | assistant to executive producer / assistant: Todd Holland (5 episodes, 2004) |
| Mitch Glick | .... | assistant to executive producer / assistant: Todd Holland (5 episodes, 2004) |
| Tim Owen | .... | location manager (5 episodes, 2004) |
| Kitty Spiropoulos | .... | production accountant (5 episodes, 2004) |
| Coralie Brady | .... | location manager (4 episodes, 2004) |
| John J. Gray | .... | assistant to executive producer (4 episodes, 2004) |
| Keith Park | .... | assistant location manager (4 episodes, 2004) |
| Scott J. Wallace | .... | main title creator (4 episodes, 2004) |
| Samantha Armstrong | .... | script supervisor (2 episodes, 2004) |
| Alice Wickwire Foster | .... | production coordinator (2 episodes, 2004) |
| Sarah James | .... | production coordinator (2 episodes, 2004) |
| Fred Kamping | .... | location manager (2 episodes, 2004) |
| Adrian Sheepers | .... | production coordinator (2 episodes, 2004) |
| Thana Spillios | .... | script supervisor (2 episodes, 2004) |
|
| Lara Alexander | .... | set controller (unknown episodes) |
| Erick Fefferman | .... | production assistant (unknown episodes) |
| Mathew T. Lewandowski | .... | assistant production coordinator (unknown episodes) |
| Julie Pereira | .... | assistant production coordinator (unknown episodes) |
| Leslie Ruch | .... | production assistant (unknown episodes) |
| Natalie Stopford | .... | production assistant (unknown episodes) |
| Douglas Thompson | .... | production secretary (unknown episodes) |
| |