Christopher Ashton Kutcher is an American actor, model, producer, entrepreneur, and venture capitalist. He began his acting career portraying Michael Kelso in sitcom That '70s Show (1998–2006). He made his film debut in the romantic comedy Coming Soon (1999), followed by the comedy film Dude, Where's My Car? (2000), which was a box office hit. In 2003, Kutcher moved into romantic comedies, appearing in that year's Just Married and My Boss's Daughter.