Career
The program starred Tristram Coffin (1909–1990) as Captain Thomas H. Rynning, the real-life commander of the Arizona Rangers, the case files of which were the basis for the series. Henderson was reared on a ranch and became an expert marksman and trick gun artist. He is a former ranch foreman.
As an actor, he taught many of his peers how to use their guns on screen.
Henderson appeared in twenty-five of the seventy-eight episodes of 26 Men, including the premiere episode "The Recruit", "Trade Maine Deadly", "Legacy of Death", "The Bells of Saint Thomas", "Wayward Gun", and "The Last Rebellion". Henderson"s first screen appearance was as Doc Pardes in the 1957 episode "The Brand" of the American Broadcasting Company western Cheyenne, starring Clint Walker.
In 1957, he played the role of Ike Clanton in an episode of Dale Robertson"s Tales of Wells Fargo on National Broadcasting Company. In 1958, he appeared as Pete Hollis in the episode "Escape to the North" of the series Sergeant Preston of the Yukon. He made an uncredited appearance that same year as a cowboy in the film Saddle in the Wind.
After 26 Men, Henderson"s acting was limited to the role of Frank Wilson in the 1965 German film Der Schatz der Azteken, based on intrigue in Mexico during the 1860s at the time of Emperor Maximilian.