Dan Blocker, aka Hoss Cartwright, at the age of 12 years old. Dan was at the Texas Military Institute in San Antonio and was already over 6 feet tall and 200 .lbs. Later, of course, he was a football player at Sul Ross. He is also said to be the biggest baby ever born in De Kalb, Texas, at over 14 .lbs. There is a bronze bust of Dan in the museum. It is inscribed "Thanks to film, Hoss Cartwright will live; but all too seldom does the world get to keep a Dan Blocker.