Attack of the Movies 3D Cheats

Dual Chain Gun
Select "Pickups" from the menu at the bottom of the screen. Scroll through the Pickups until you reach the Locked Item. Select it and enter MEGASHOT to unlock this gun

Achievements
100 Ant Kill (50): You must kill 100 ants in one play through of Insect Invasion.
Big Score (25): Earn a score of at least 75,000 points in any one level.
Bottle Shoot (50): You must shoot all bottles in Graveyard Gunfight.
Cosmic Combat (10): You must play through the entire Cosmic Combat level.
Deep Sea Danger (10): You must play through the entire Deep Sea Danger level.
Emperor's Tomb (10): You must play through the entire Emperor's Tomb level.
Entirety (30): You must play through all levels.
Graveyard Gunfight (10): You must play through the entire Graveyard Gunfight level.
Hard to Complete (220): You must complete all levels on the Hard difficulty setting.
Hotshot (25): You must get a hit streak of 20 shots in any level.
Immortal (100): You must play through all levels without dying in any level.
Insect Invasion (10): You must play through the entire Insect Invasion level.
Mine Expert (50): You must destroy all mines in one play through of Robot Rebellion.
Reactor Destruction (50): You must destroy all the ship reactors in one play through of Cosmic Combat.
Robot Rebellion (10): You must play through the entire Robot Rebellion level.
Single Shot (150): You must play through any level using only the single shot weapon.
Staying Alive (80): You must play through and complete any level without dying.
Stolen Idol (50): You must steal the Idol from the Emperor's Tomb.
Third Dimension (10): You must play through any level in 3D.
Underwater Mine Expert (50): You must destroy all the mines in one play through of Deep Sea Danger.