He directed the film Never Back Down, which was released on March 14, 2008, and starred Djimon Hounsou and Sean Faris. The movie went on to beat out big budget competition to win the MTV movie award for "Best Fight." Wadlow also wrote and directed Kick-Ass 2, the sequel to the 2010 black comedy superhero film Kick-Ass. Wadlow's next project is Masters of the Universe for Sony.