Jason Bateman made a rare comment about how his success as a child star inspired his sister, Justine Bateman, to get into acting. During the Tuesday, December 16, episode of My Next Guest Needs No Introduction, host David Letterman asked Jason, 56, about how he started in the industry. "I got very lucky with commercials early on and did a bunch of those," Jason recalled before referencing his sister. "Justine saw those were bringing in some money and so she got an agent too.