The King of the Kongo

1929 · Writer

Ghost Patrol

1936 · Writer

Flash Gordon's Trip to Mars

1938 · Writer

The Three Musketeers

1933 · Writer

The Last of the Mohicans

1932 · Writer

Fighting With Kit Carson

1933 · Writer

Can a Woman Love Twice?

1923 · Writer

Forbidden Valley

1938 · Director, Writer

Secret Agent X-9

1937 · Writer

The Phantom of the West

1930 · Writer

The Shadow of the Eagle

1932 · Writer

Hey Rube!

1928 · Writer

The Hurricane Express

1932 · Writer

Daring Chances

1924 · Writer

Terror Mountain

1928 · Writer

Don Dare Devil

1925 · Writer

Squadron of Doom

1949 · Writer

The Lost Jungle

1934 · Writer

The Red Sword

1929 · Writer

Holt of the Secret Service

1941 · Writer

The Galloping Ghost

1931 · Writer

Pardon My Gun

1942 · Writer

Mars Attacks the World

1938 · Writer

Itching Palms

1923 · Writer

The Medico of Painted Springs

1941 · Writer

Tim Tyler's Luck

1937 · Director, Writer

The Mystery Squadron

1933 · Writer

The Measure of a Man

1924 · Writer

Deadwood Dick

1940 · Writer

Desert Driven

1923 · Writer

Greater Than a Crown

1925 · Writer

Scouts to the Rescue

1939 · Writer

The Lightning Warrior

1931 · Writer

The Whispering Shadow

1933 · Writer

Flash Gordon: The Deadly Ray From Mars

1966 · Writer

Out of the West

1926 · Writer

The Vanishing Legion

1931 · Writer

Daytime Wives

1923 · Writer

The Lost Jungle

1934 · Writer

Alimony

1924 · Writer

Vultures of the Sea

1928 · Writer

The Lodge in the Wilderness

1926 · Writer

Rocket Ship

1938 · Writer

While Paris Sleeps

1923 · Writer

The Devil Horse

1932 · Writer

Wild West Days

1937 · Writer

The Vanishing West

1928 · Writer

Land of the Lawless

1927 · Writer

The Foolish Matrons

1921 · Writer

The Sunset Trail

1924 · Writer

The Fatal Warning

1929 · Writer

Flaming Frontiers

1938 · Writer

The Wolf Dog

1933 · Writer

The Western Wallop

1924 · Writer

Marry the Girl

1928 · Writer

Tropic Madness

1928 · Writer