Lisa Robin Kelly: Lisa Robin Kelly. Actress: That '70s Show. She first made her acting debut at age 21 in a 1992 episode of Married... with Children (1987), and went on to guest-star in many popular television shows, such as Murphy Brown (1988), The X-Files (1993), Sisters (1991), and Silk Stalkings (1991), and appeared in many obscure, straight-to-video/TV movies. She finally earned her big break and minor celebrity status at age 28, with...