| AAdam BlaiklockReva | Reva |
| TTanya la TazGorganza / Main Alien (voice) | Gorganza / Main Alien (voice) |
| LLizzie ScottAccapulco / Accapulco (voice) | Accapulco / Accapulco (voice) |
| EEmi OkiMain Alien #1 | Main Alien #1 |
| EEmmert StovensMain Alien #2 | Main Alien #2 |
| JJoseph Williams VMain Alien #3 | Main Alien #3 |
 Claudia KarvanReva (voice) | Reva (voice) |
| LLolene CarmenGorganza (voice) | Gorganza (voice) |
| SScott DonovanNarrator (voice) | Narrator (voice) |
| MMonica McMahonMain Alien #1 (voice) | Main Alien #1 (voice) |
 Vladimir 'Vlada' DivljanMain Alien #3 (voice) | Main Alien #3 (voice) |
| NNick MeyersMain Alien #2 (voice) / Main Scientist | Main Alien #2 (voice) / Main Scientist |
| SSebastian CraigPrime Minister | Prime Minister |
 George WhaleyPrime Minister (voice) | Prime Minister (voice) |
| EEdward PrimroseMain Scientist (voice) | Main Scientist (voice) |
| JJulia O'TooleNude Rude Dancer / Rudest Alien #2 | Nude Rude Dancer / Rudest Alien #2 |
| PPeter BaylorHapless Drag Queen | Hapless Drag Queen |
| AAdrian van de VeldeSheep Shearer | Sheep Shearer |
| JJuliet JohnFruity Shopper #1 | Fruity Shopper #1 |
| FFiona TuomyFruity Shopper #2 | Fruity Shopper #2 |
| JJames RoseRudest Alien #1 | Rudest Alien #1 |
| NNeil PollockRudest Alien #3 | Rudest Alien #3 |
| JJ.J. CooperRudest Alien #4 | Rudest Alien #4 |
| SSusan BakerAlien #1 | Alien #1 |
| NNicholas BequartAlien #2 | Alien #2 |
| MMichael CastlemanAlien #3 | Alien #3 |
 Tom ColleyAlien #4 | Alien #4 |
| AAurelia GeanellosAlien #5 | Alien #5 |
| SSandra HillAlien #6 | Alien #6 |
| SSophie LigerAlien #7 | Alien #7 |
