Ben 10: Alien Force (2008) is a Animation, Sci-Fi & Fantasy, Action & Adventure series that follows five years later, 15-year-old Ben Tennyson chooses to once again put on the Omnitrix and discovers that it has recalibrated and can now transform him into 10 brand new aliens. Joined by his super-powered cousin Gwen Tennyson and his equally powerful former enemy Kevin Levin, Ben is on a mission to find his missing Grandpa Max. In order to save his Grandpa, Ben must defeat the evil DNAliens, a powerful alien race intent on destroying the galaxy, starting with planet Earth. Currently, you can watch Ben 10: Alien Force on Amazon Video, Apple TV Store, Google Play Movies, Fandango At Home. Streaming availability may vary by country and platform over time. It has a user rating of 8.3 out of 10 from 1,154 votes. Fans of animation series may also want to explore similar titles below.