Hugh O'Brian (born Hugh Charles Krampe; April 19, 1925 – September 5, 2016) was an American actor and humanitarian, best known for his starring roles in the ABC western television series The Life and Legend of Wyatt Earp (1955–1961) and the NBC action television series Search (1972–1973), as well as films including the Agatha Christie adaptation Ten Little Indians (1965); he also had a notable supporting role in John Wayne's last film, The Shootist (1976). He was highly regarded for creating the Hugh O'Brian Youth Leadership Foundation, a non-profit youth leadership development program, founded in 1958, for high school scholars. (Via TMDB)
