She starred as Catherine Willows on the CBS drama CSI: Crime Scene Investigation. Before that she won an Emmy Award for Best Actress for her role as K.C. in the ABC series China Beach. Marg Helgenberger is 58 today.
He's a former NASCAR Champion who started 885 race over his three-decade career. In 1998 he was chosen as one of Na scar's 50 Greatest Drivers of all-time. Terry LaBonte is 60 today.