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Charlie McDermott as Axl Heck
Axl Heck is the oldest son of Mike and Frankie. He's described by ABC as "a typical teenage jock who eats his mom and dad out of the house." Actor Charlie McDermott has appeared in a number of films and television shows, including Hot Tub Time Machine, and Morning. He received a Spirit Award nomination for Best Supporting Actor in the film Frozen River, which received the Sundance 2008 Jury Prize for Best Dramatic Film. (Getty)
