| Name | Character | Episodes |
|---|---|---|
| Wings Hauser | Lt. Col. Matthew Alan 'Trane' Coltrane | 24 |
| Marc Gomes | Col. Zaid 'Zeke' Abdul-Rahmad | 24 |
| Matthew Walker | General McHugh | 24 |
| Guylaine St-Onge | Marie Joan Jacquard | 24 |
| David Stratton | Lt. Winston Churchill 'Church' Staples | 24 |
| Victor A. Young | 2 | |
| George Takei | General Seng | 2 |
| Meat Loaf | Richard Talbot | 2 |
| Vladimir Kulich | 2 | |
| Jim Byrnes | 2 | |
| Jay Brazeau | 2 | |
| Melba Moore | 2 | |
| Saundra Santiago | 1 | |
| Eric Keenleyside | 1 | |
| Robert Ito | 1 | |
| John Pyper-Ferguson | 1 | |
| John Cassini | 1 | |
| Fred Henderson | 1 | |
| Robert Wisden | 1 | |
| Malcolm Stewart | 1 | |
| Christianne Hirt | 1 | |
| Christopher Gaze | 1 | |
| Henry Beckman | 1 | |
| Jeff Corey | 1 | |
| David Palffy | 1 |