Filmography
Captain America
1944 · Writer
The Green Hornet Strikes Again!
1940 · Writer
Flash Gordon
1936 · Writer
The Perils of Pauline
1914 · Writer
Riders of Death Valley
1941 · Writer
The Crimson Ghost
1946 · Writer
The Feud of the Trail
1937 · Writer
Zorro's Black Whip
1944 · Writer
Peril from the Planet Mongo
1966 · Writer
Dangers of the Canadian Mounted
1948 · Writer
Jesse James Rides Again
1947 · Writer
Blake of Scotland Yard
1937 · Writer
The Secrets of Wu Sin
1932 · Writer
The Purple Monster Strikes
1945 · Writer
The New Adventures of Tarzan
1935 · Writer
Secret Service In Darkest Africa
1943 · Writer
Mandrake the Magician
1940 · Writer
Mandrake the Magician
1939 · Writer
Spaceship to the Unknown
1966 · Writer
Flash Gordon Conquers the Universe
1940 · Writer
The Phantom of the Range
1936 · Writer
Holt of the Secret Service
1941 · Writer
The Green Hornet
1940 · Writer
The Exploits of Elaine
1914 · Writer
- No Poster
Quick Triggers
1928 · Writer
G-Men Never Forget
1948 · Writer
Daughter of Don Q
1946 · Writer
Winners of the West
1940 · Writer
Scouts to the Rescue
1939 · Writer
Blake of Scotland Yard
1937 · Writer
Junior G-Men
1940 · Writer
The Call of the Savage
1935 · Writer
The Phantom Creeps
1939 · Writer
The Vanishing Shadow
1934 · Writer
Tarzan the Fearless
1933 · Writer
Danger Island
1931 · Writer
The Spider's Web
1938 · Writer
Clancy of the Mounted
1933 · Writer
Flying Fists
1937 · Writer
Rustlers of Red Dog
1935 · Writer
Manhunt of Mystery Island
1945 · Writer
Welcome to Our City
1922 · Writer
The Romance of Elaine
1915 · Writer
The Phantom of the Air
1933 · Writer
Dead End Kids vs. Spies, Inc.
1940 · Writer
Perils of the Royal Mounted
1942 · Writer
Rocket Ship
1938 · Writer
Purple Death from Outer Space
1966 · Writer
D-Day on Mars
1966 · Writer
Daredevils of the West
1943 · Writer
Adventures of Frank and Jesse James
1948 · Writer
Federal Agents vs. Underworld, Inc.
1949 · Writer
The Phantom Creeps
1949 · Writer
Jungle Mystery
1932 · Writer
Sky Racket
1937 · Writer
The Red Rider
1934 · Writer
When a Man Sees Red
1934 · Writer
Orphan of the Pecos
1937 · Writer
Guardians of the Wild
1928 · Writer
Son of Zorro
1947 · Writer
The Secret Code
1942 · Writer
The New Exploits of Elaine
1915 · Writer
- No Poster
Sakima and the Masked Marvel
1966 · Writer
Straight Shooter
1939 · Writer
The Oregon Trail
1939 · Writer
Flying G-Men
1939 · Writer
Haunted Harbor
1944 · Writer
King of the Forest Rangers
1946 · Writer
Cheyenne Rides Again
1937 · Writer
The Call of the Heart
1928 · Writer
The Iron Claw
1941 · Writer
Savage Fury
1956 · Writer
Lost Ranch
1937 · Writer
Federal Operator 99
1945 · Writer
Outlaws' Paradise
1939 · Writer
- No Poster
Heroes of the Flames
1931 · Writer
Thunder Riders
1928 · Writer
The Rangers Ride
1948 · Writer
Trigger Fingers
1939 · Writer
The Phantom Rider
1946 · Writer
Pirate Treasure
1934 · Writer
The Ridin' Demon
1929 · Writer
Beatrice Fairfax
1916 · Writer
The Masked Marvel
1943 · Writer
Amateur Crook
1937 · Writer
Lawless Code
1949 · Writer
The Airmail Mystery
1932 · Writer
The Roaring West
1935 · Writer
Million Dollar Racket
1937 · Writer
The Phantom Rider
1936 · Writer
The Right Way
1921 · Writer
Law and Lead
1936 · Writer
Brand of Fear
1949 · Writer
Perils of Pauline
1933 · Writer
Flaming Frontiers
1938 · Writer
- No Poster
A Final Reckoning
1928 · Writer
The Frontier Trail
1926 · Writer
Gun Law Justice
1949 · Writer
Driftin' Thru
1926 · Writer
The Border Cavalier
1927 · Writer
Wolf's Trail
1927 · Writer
Plunging Hoofs
1929 · Writer
Mystery Range
1937 · Writer
The Fearless Rider
1928 · Writer
In Search of a Thrill
1923 · Writer
Riders of Death Valley
1942 · Writer