Hawk of the Wilderness

(1938)

Adaptation

Zorro's Fighting Legion

(1939)

Screenplay

Dick Tracy's G-Men

(1939)

Screenplay

Daredevils of the Red Circle

(1939)

Screenplay

The Lone Ranger Rides Again

(1939)

Screenplay

Drums of Fu Manchu

(1940)

Screenplay

Mysterious Doctor Satan

(1940)

Screenplay

Adventures of Red Ryder

(1940)

Screenplay

King of the Royal Mounted

(1940)

Screenplay

Adventures of Captain Marvel

(1941)

Screenplay

Drums of Fu Manchu

(1943)

Screenplay

The Crimson Ghost

(1946)

Screenplay

Jesse James Rides Again

(1947)

Screenplay

Son of Zorro

(1947)

Screenplay

G-Men Never Forget

(1948)

Screenplay

Adventures of Frank and Jesse James

(1948)

Screenplay

Sons of Adventure

(1948)

Writer

Dangers of the Canadian Mounted

(1948)

Screenplay

King of the Rocket Men

(1949)

Writer

Daughter of the Jungle

(1949)

Story

The James Brothers of Missouri

(1949)

Writer

Radar Patrol vs. Spy King

(1949)

Writer

Federal Agents vs. Underworld, Inc.

(1949)

Screenplay

Ghost of Zorro

(1949)

Writer

Lost Planet Airmen

(1951)

Writer

Flame of Calcutta

(1953)

Story

Savage Mutiny

(1953)

Writer

Torpedo of Doom

(1966)

Director