John Sinclair

Hail the Conquering Hero

American Legion Bandleader (uncredited) · 1944

Secret Service of the Air

First Tough in Bar Fight · 1939

The Barber Shop

Mr. Flugg · 1933

Million Dollar Legs

Secretary of Labor (uncredited) · 1932

It Pays to Advertise

Window Cleaner · 1931

The Lost Whirl

1928

Hollywouldn't

Johnny St. Clair · 1925

Cyclone Cavalier

Mickey · 1925

Curses

Second-in-Command (uncredited) · 1925

Lovemania

1924

Stupid, but Brave

1924