Theodore Peter James Kinnaird Taptiklis, better known as Theo James, is an English actor, director, producer and model, known for portraying the role of Tobias "Four" Eaton in The Divergent Series film trilogy. He played Detective Walter William Clark, Jr. in the crime-drama series Golden Boy, and David in the films Underworld: Awakening and Underworld: Blood Wars. He starred as Will Younger in the Netflix Original film, How It Ends.In 2015, he became the brand ambassador for Hugo Boss fragrances for men, appearing in print ads and commercials.