Mark Taylor

Mark Taylor is the Taylors' youngest son. The most sensitive one in the family, he's often the victim of Brad and Randy's jokes.

TARAN NOAH SMITH: Taran Noah Smith was born April 8, 1984. He was born to David Smith and Candy Bennici in San Francisco, California. He has an older sister named Ariandrea "Aria" Hilary Smith, who works as a model. Smith most notably played Marcus "Mark" Jason Taylor on the sitcom "Home Improvement." He also appeared on two of the four seasons of the popular Nickelodeon game show, "Figure It Out." On April 27, 2001, shortly after his 17th birthday, Smith married Heidi Van Pelt, who is 16 years his senior. He and his wife started a vegan and organic restaurant called Playfood in Studio City, California. He worked as a vegan caterer there. Taran has since divorced his wife, however they have one son, Nolan Eric Smith, born in 2005.