After becoming injected with a formula derived from an alien ship, a lab gorilla escapes from his containment and befriends two young boys. The alien formula causes the gorilla to grow to gargantuan size and rampage throughout the city and the boys must find a way to save their simian friend before the army takes him down.
| Actor | Role |
|---|---|
 John MiglioreGeneral Mills / Professor Mills / Big Konga | General Mills / Professor Mills / Big Konga |
| CChance KellyChance / Alien | Chance / Alien |
| GGrayson KellyGrayson | Grayson |
| SSophie GodinPilot (voice) | Pilot (voice) |
| PPavel LubanskiGround Control | Ground Control |
 Steve KasanDave | Dave |
| JJohn N.E. HillSlotha | Slotha |
| PPeter WhittakerSkipper Smith | Skipper Smith |
 Candice LidstoneMarion Kind | Marion Kind |
| JJessica HuetherJungle Girl | Jungle Girl |
| CChristina RomanJungle Girl | Jungle Girl |
| KKim ValentineJungle Girl | Jungle Girl |
| KKendra SummerfieldJungle Girl | Jungle Girl |
 Christine EmesPeggy | Peggy |
| KKent VilleneuveGuard | Guard |
| JJurgen VollrathArmy Major | Army Major |
| TTrevor PayerMajor Bummier | Major Bummier |
| AAnne-Marie FrigonMom | Mom |
| EEllen Mildred BrownMegan Bacon | Megan Bacon |
 Ian QuickSelfie Guy | Selfie Guy |
| TTomb DragomirFarmer | Farmer |
 Jennie RussoBlonde Lady | Blonde Lady |