Skrivning

1949

… Screenplay

1942

… Writer

1941		Holt Of The Secret Service … Screenplay
1941		The Medico of Painted Springs … Writer

1940

… Screenplay

1939

… Screenplay

1938		Mars Attacks the World … Screenplay
1938		Flaming Frontiers … Screenplay
1938		Flash Gordon's Trip to Mars … Screenplay
1938		Rocket Ship … Screenplay … Oprindelig historie
1938		Forbidden Valley … Screenplay

1937		Tim Tyler's Luck … Screenplay … Historie
1937		Wild West Days … Screenplay
1937		Secret Agent X-9 … Screenplay

1936

… Screenplay

1934		The Lost Jungle … Writer
1934		The Lost Jungle … Screenplay

1933		The Mystery Squadron … Screenplay
1933		The Wolf Dog … Screenplay
1933		Fighting With Kit Carson … Screenplay
1933		The Whispering Shadow … Screenplay
1933		The Three Musketeers … Historie

1932		The Devil Horse … Writer
1932		The Hurricane Express … Historie
1932		The Last of the Mohicans … Screenplay
1932		The Shadow of the Eagle … Writer

1931		The Lightning Warrior … Screenplay
1931		The Galloping Ghost … Screenplay
1931		The Vanishing Legion … Screenplay
1931		King of the Wild … Scenario Writer

1930

… Screenplay … Historie

1929		The King of the Kongo … Screenplay
1929		The Fatal Warning … Historie

1928		Tropic Madness … Writer
1928		The Vanishing West … Writer
1928		Vultures of the Sea … Writer

1927

… Writer

1926

… Writer

1925		The Everlasting Whisper … Scenario Writer
1925		Greater Than a Crown … Writer

1924		The Sunset Trail … Writer
1924		Daring Chances … Writer
1924		Alimony … Screenplay … Tilpasning

1923		Daytime Wives … Writer
1923		Desert Driven … Tilpasning
1923		While Paris Sleeps … Writer

1922

… Scenario Writer

1921

… Writer

Redigering

1934

… Supervising Editor

1932

… Editor

1931

… Editor

1930

… Editor

Instruering

1938

… Instruktør

1937

… Instruktør

Kunst

1927

… Title Designer