Alexa Vega guest-starred in numerous television shows and films, including ER, Follow the Stars Home, and The Bernie Mac Show. Alexa Vega became known worldwide in 2001 for her role as Carmen Cortez in the Spy Kids. The first Spy Kids movie was a huge success, and subsequently two sequels, Spy Kids 2: The Island of Lost Dreams and Spy Kids 3-D: Game Over were filmed. During the shooting of the three films, Alexa Vega performed most of her stunts.