Pat J. O'Brien

Tailspin Tommy in The Great Air Mystery

1935

Bury Me Not on the Lone Prairie

1941

Tim Tyler's Luck

1937

Panamint's Bad Man

1938

Bar 20 Justice

1938

Doomed Caravan

1941

Flaming Frontiers

1938

The Roaring West

1935

Shadows of the West

1921

Outlawed Guns

1935

The Freckled Rascal

1929

Hawaiian Buckaroo

1938