Watch Ben 10: Ultimate Alien Online

With his secret identity now revealed to the world, Ben Tennyson continues to fight evil as a superhero with the help of the newly acquired Ultimatrix. Read More

Watch Ben 10: Ultimate Alien online. Featuring Yuri Lowenthal and Ashley Johnson, Ben 10: Ultimate Alien has 2 seasons and 52 episodes in total. It is available for streaming online in the USA on 7 services such as HBO Max and DIRECTV. It is classified as Animation and Action & Adventure genre series and the average rating across the web is 8.2. The TV series was filmed in United States of America and was first aired on 2010. Read Less