Cowboys & Aliens lifted from the comic series by Scott Mitchell Rosenberg. Appropriate title, Cowboys & Aliens told extraterrestrials who landed in Arizona in the mid of 1873 with the aim of mastering the region Wild West and enslave humans. A foreign man, Jake Lonergan (Daniel Craig) is stranded in a meadow in the town of Absolution and memory loss. The only clue is a mysterious accesories around his left wrist. Jake Absolution Lonergan arrived in town, but residents rejected the city because their presence was overcome with fear. This makes the colonel Woodrow Dolarhyde (Harrison Ford) capture and imprison Jake Lonergan because he thought Jake is a dangerous fugitive. However, when Woodrow want arrest Jake, a beam of bright light blue with high-speed began to emerge from the sky. It turned out the lights that light originating from light aircraft aliens who are ready to attack the remote town. One by one the townspeople kidnapped and helpless against alien attack.
Now, the only hope is in the hands of Jake Lonergan. Slowly, Lonergan began considering its original identity. With the help of a beautiful traveler, Ella (Olivia Wilde), Lonergan collect all the former fighters of the city, Dolarhyde and his troops, criminals and Apache Indian tribes to unite against an alien attack.