Lutz's big break came when he played Emmett Cullen in the film adaptations of the "Twilight" (2008) saga by Stephenie Meyer. He reprised his role for all four follow-up films, beginning with ' (2009). He also appeared as George Evans in the "90210" spinoff (2009) on The CW. Lutz also appeared the 2010 remake "A Nightmare on Elm Street" as Dean, "a well-liked, well-off high school jock", in April 2010. He reprised his role as Emmett Cullen in the third installment of the "Twilight" saga, ' (2010), and then appeared as the feisty Poseidon, God of the Sea in "Immortals" (2011). Lutz reunited with his "Twilight" co-star and close friend, Ashley Greene, in the film "A Warrior's Heart" (2011). He was considered for the lead role in "Conan the Barbarian" (2011), but eventually lost out to Jason Momoa. He also reunited with his "Immortals" co-star Mickey Rourke in the action film "Java Heat" (2013), which was shot in Indonesia. In 2012, Lutz was one of the candidates for the male lead in the film "", a role that ultimately went to Jeremy Renner. Lutz starred in the epic "The Legend of Hercules" (2014), but the film was a critical and commercial failure, and Lutz was nominated for two Golden Raspberry Awards.