How old was Steve McQueen when played wanted dead or alive?

Steve McQueen did not play the lead in Wanted: Dead or Alive. Wanted: Dead or Alive was a western television series that starred Steve McQueen as Josh Randall, a bounty hunter. The show aired from 1958 to 1961 and was one of the most popular television shows of its time. McQueen was 29 years old when the series began airing.