J.P. McGowan · Writer

Sealed

1937 ?.? ?.?

What Price Vengeance Writer

Sealed

1936 ?.? ?.?

Secret Patrol Screenplay

Sealed

1933 ?.? ?.?

Drum Taps Screenplay

Sealed

1932 ?.? ?.?

The Hurricane Express Screenplay

Wyoming Tornado

Sealed

1929 ?.? ?.?

Wyoming Tornado Writer

Sealed

1929 ?.? ?.?

Pioneers of the West Adaptation

Sealed

1929 ?.? ?.?

Captain Cowboy Writer

Sealed

1929 ?.? ?.?

Bad Men's Money Screenplay, Story

An Oklahoma Cowboy

Sealed

1929 ?.? ?.?

An Oklahoma Cowboy Writer

Trailin’ Back

Sealed

1928 ?.? ?.?

Trailin’ Back Writer

Trail Raiders

Sealed

1928 ?.? ?.?

Trail Raiders Writer

The Lightnin’ Shot

Sealed

1928 ?.? ?.?

The Lightnin’ Shot Writer

Sealed

1928 ?.? ?.?

Mystery Valley Writer

Dugan of the Dugouts

Sealed

1928 ?.? ?.?

Dugan of the Dugouts Writer

Sealed

1926 ?.? ?.?

The Brown Derby Writer

Sealed

1925 ?.? ?.?

The Fast Freight Scenario Writer

Sealed

1925 ?.? ?.?

Outwitted Writer

Sealed

1922 ?.? ?.?

Hills of Missing Men Writer

Sealed

1917 ?.? ?.?

The Lost Express Writer

The Diamond Runners

Sealed

1916 ?.? ?.?

The Diamond Runners Scenario Writer

Sealed

1915 ?.? ?.?

The Girl and the Game Writer

Sealed

1914 ?.? ?.?

His Nemesis Writer