Stream Illegal Aliens Online Free – Watch Full Movie from Home at 123Movies. . Three aliens morph into super-hot babes and arrive to protect the earth from the intergalactic forces of evil. Guided by Syntax, their holographic mentor, these Illegal Aliens are willing to use every trick in the book and every sexy outfit in their wardrobe to accomplish their mission! "Illegal Aliens" pokes fun at today's Hollywood and pays tribute to the so-called "Bad Movies" we all love to hate.