| George C. Scott (John Russell) |
| Trish van Devere (Claire Norman) |
| Melvyn Douglas (Le sénateur Carmichael) |
| Jean Marsh (Joanna Russell) |
| John Colicos (Le capitaine DeWitt) |
| Barry Morse |
| Madeleine Thornton-Sherwood (Mme Norman) |
| Helen Burns (Leah Harmon) |
| Frances Hyland (Mme Grey) |
| Ruth Springford (Minnie Huxley) |
| Eric Christmas (Albert Harmon) |
| Roberta Maxwell (Eva Lingstrom) |
| Bernard Behrens (Robert Lingstrom) |
| James B. Douglas (Eugene Carmichael) |
| J. Kenneth Campbell |
| C. M. Gampel (M. Tuttle) |
| Voldi Way (Joseph Carmichael) |
| Michelle Martin (Kathy Russell) |
| Janne Mortil (Linda Grey) |
| Terence Kelly (Le Sgt. Durban) |
| Robert Monroe (L'employé des archives) |
| Hagan Beggs (Le coroner) |
| Anna Hagan |
| Antonia Rey |
| Sammy Smith |
| Paul Rothery (Tony Grey) |
| Bruce MacLeod |
| Fred Latremouille |
| David Peevers |
| Sera Johnstone (Sara Lingstrom) |
| Adam Earle (Adam Lingstrom) |
| Carl Boychuk |
| Bryan King |
| Susan Round |
| Nicki Steida |
| Randolph Blankinship (Un pilote) |
| Travis Major (Un pilote) |
| Giancarlo Esposito |
| Kyle MacLachlan |
| Wayne McLaughlin |
| Erick Vinther |
| Gary Zahnow |
| Louis Zorich |