 Sam NeillCliff Buxton - Dish Master | Cliff Buxton - Dish Master |
 Patrick WarburtonAl Burnett - From NASA | Al Burnett - From NASA |
 Kevin HarringtonRoss 'Mitch' Mitchell - Maneuvers | Ross 'Mitch' Mitchell - Maneuvers |
 Tom LongGlenn Latham - Electronics | Glenn Latham - Electronics |
 Eliza SzonertJanine Kellerman - The Girl | Janine Kellerman - The Girl |
 Roy BillingMayor Robert 'Bob' McIntyre | Mayor Robert 'Bob' McIntyre |
 John McMartinU.S. Ambassador Howard | U.S. Ambassador Howard |
 Bille BrownPrime Minister | Prime Minister |
| TTayler KaneRudi Kellerman - Safeguard | Rudi Kellerman - Safeguard |
 Andrew S. GilbertLen Purvis | Len Purvis |
 Genevieve MooyMay McIntyre - The Mom | May McIntyre - The Mom |
| CCarl SnellBilly McIntyre - The Kid | Billy McIntyre - The Kid |
 Lenka KripacMarie McIntyre - The Teenager | Marie McIntyre - The Teenager |
| MMatthew MooreKeith Morrison - The Soldier | Keith Morrison - The Soldier |
 Roz HammondMiss Nolan - Teacher | Miss Nolan - Teacher |
| CChristopher-Robin StreetDamien - Student | Damien - Student |
| GGrant ThompsonMr. Callen | Mr. Callen |
| LLuke KeltieGraeme - Student | Graeme - Student |
| NNaomi WrightMelanie - Student | Melanie - Student |
| BBen Wright-SmithNicholas | Nicholas |
 Bernard CurryReporter | Reporter |
| BBeverley DunnSekretärin | Sekretärin |
| BBilly MitchellCameron | Cameron |
 Charles TingwellReverend Loftus | Reverend Loftus |
