Mary-Kate and Ashley Olsen. Two American actresses/moguls who rose to stardom by sharing the role of Michelle Tanner on the long running ABC-TV sitcom, Full House. Their acting credits include three highly successful made-for-TV movies, direct-to-video films, a number of TV specials, and two feature films. Their musical credits include a number of different children's albums. They currently own their production company, Dualstar Entertainment Inc., which produces their mary-kateandashley brand products.