St. John worked in vaudeville and theatre prior to joining the Keystone Film Company in 1911. After St. John left the movies in 1952, he went on tour with various western shows until his death in 1963.

St. John worked in vaudeville and theatre prior to joining the Keystone Film Company in 1911. After St. John left the movies in 1952, he went on tour with various western shows until his death in 1963.