The founder and President (and driving force, along with Trem Carr) of legendary "B" studio Monogram
Pictures.
Vice-President of Arrow Film Corporation, formed in 1922.
Founder/President of Rayart Pictures Corp., formed in 1924.
His wife, Violet Hite, was the sister of film executive Charles J. Hite, who was one of the founders of the Mutual Film Corp. and the Majestic Film Exchange and later the owner of the Thanhouser Film Co., of which Johnston was an executive.