Career
A classically trained musician, Henderson began stage-acting in the early-1880s and later supported both Mesdames Modjeska and Janauschek in repertory. He entered film with the Thanhouser Company in late 1910, functioning as chiefly a director In the autumn of 1913, Henderson led the Thanhouser company of players to Los Los Angeles
But while the unit quickly returned to New Rochelle, New York, Henderson remained behind to direct for Majestic and the Long Beach-located California Motion Picture Company.
He was working for Universal Studios by 1915 and later claimed to have been the first to recognize the potential of Rudolph Valentino. Henderson directed 73 films before his retirement from directing at the end of 1917.
However 1923 he resurrected his interest in movies and rekindled his abilities as an actor starring in a number of films in the mid-1920s. The veteran actor/director turned to radio work after the changeover to sound.
He died in New York City in 1947.