Born and raised on a farm in Michigan in 1890, Irish-American character actor Harry Shannon had the credentials for becoming a staple player in westerns. He started off his career traveling around with repertory and stock companies and developed his musical abilities in tent shows, burlesque houses and such tuneful Broadway shows as "Oh, Kay!" (1926), "Hold Everything" (1928), "Simple Simon" (1931), and "Pardon My English" (1933). A company member of Joseph Schildkraut's Hollywood Theater Guild, Shannon broke into films at the advent of sound and started things off in comedy film shorts oppos…