CBS announced Monday the 67-year-old Johnson will be one of 20 "Survivor" castaways sent to Nicaragua. The premiere will air Sept. 15.
Johnson will be part of a team of 10 contestants over the age of 40 who will compete against a group aged 30 and under.
Johnson won a college national championship at the University of Miami, then won two Super Bowls with the Dallas Cowboys. He also coached the Miami Dolphins. Johnson is now an NFL commentator for Fox.
