| Rob Morrow (Don Eppes) |
| David Krumholtz (Charlie Eppes) |
| Judd Hirsch (Alan Eppes) |
| Alimi Ballard (David Sinclair) |
| Dylan Bruno (Colby Granger) |
| Navi Rawat (Amita Ramanujan) |
| Diane Farr (Megan Reeves) |
| Peter MacNicol (Le Dr. Larry Fleinhardt) |
| Michelle Nolden (Robin Brooks) |
| Tequan Richmond (Bishop) |
| Marcello Thedford (Reddick) |
| Darryl Theirse |
| Michael James Reed |
| Naleah Dey (Coral) |
| R.F. Daley (Gary Bell) |
| Matt Biedel |
| Tommy Schrider (L'agent Jimmy D) |
| Jamaal Carter |
| Percy 'Spitfire' Brown (Rick Gibson) |
| Chris Gann (Lex) |
| Erik Valdez (L'ageznt du FBI) |