1966Peril from the Planet MongoФильмWriter
1966Purple Death from Outer SpaceФильмWriter
1966Spaceship to the UnknownФильмWriter
1966D-Day on MarsФильмScreenplay
1956Savage FuryФильмWriter
1949Lawless CodeФильмScreenplay
1949Brand of FearФильмScreenplay
1949The Phantom CreepsФильмScreenplay
1949Gun Law JusticeФильмScreenplay
1949Federal Agents vs. Underworld, Inc.ФильмScreenplay
1948Adventures of Frank and Jesse JamesФильмScreenplay
1948The Rangers RideФильмScreenplay
1948G-Men Never ForgetФильмScreenplay
1948Dangers of the Canadian MountedФильмScreenplay
1947Jesse James Rides AgainФильмScreenplay
1947Son of ZorroФильмScreenplay
1946The Crimson GhostФильмScreenplay
1946Daughter of Don QФильмScreenplay
1946King of the Forest RangersФильмScreenplay
1946The Phantom RiderФильмScreenplay
1945The Purple Monster StrikesФильмScreenplay
1945Federal Operator 99ФильмScreenplay
1945Manhunt of Mystery IslandФильмScreenplay
1944Чёрный кнут ЗорроФильмScreenplay
1944Haunted HarborФильмScreenplay
1944Капитан АмерикаФильмScreenplay
1943The Masked MarvelФильмScreenplay
1943Secret Service In Darkest AfricaФильмWriter
1943Daredevils of the WestФильмScreenplay
1942The Secret CodeФильмScreenplay
1942Perils of the Royal MountedФильмScreenplay
1941Holt of the Secret ServiceФильмScreenplay
1941The Iron ClawФильмScreenplay
1941Riders of Death ValleyФильмScreenplay
1940A Volta do Besouro VerdeФильмScreenplay
1940Junior G-MenФильмWriter
1940Dead End Kids vs. Spies, Inc.ФильмWriter
1940Winners of the WestФильмScreenplay
1940Flash Gordon Conquers the UniverseФильмScreenplay
1940The Green HornetФильмScreenplay
1940Mandrake the MagicianФильмScreenplay
1939Trigger FingersФильмStory · Screenplay
1939Straight ShooterФильмScreenplay · Story
1939The Oregon TrailФильмScreenplay
1939Mandrake the MagicianФильмScreenplay
1939Outlaws' ParadiseФильмScreenplay
1939Flying G-MenФильмScreenplay
1939Scouts to the RescueФильмScreenplay
1939Призрачная угрозаФильмScreenplay
1938ПаутинаФильмScreenplay
1938Flaming FrontiersФильмScreenplay
1938Rocket ShipФильмScreenplay
1937Amateur CrookФильмStory · Screenplay
1937Sky RacketФильмScreenplay · Story
1937Million Dollar RacketФильмStory · Screenplay
1937Lost RanchФильмStory · Screenplay
1937Flying FistsФильмScreenplay
1937Orphan of the PecosФильмWriter
1937Mystery RangeФильмStory · Screenplay
1937The Feud of the TrailФильмScreenplay · Story
1937Cheyenne Rides AgainФильмStory · Screenplay
1937Blake of Scotland YardФильмScreenplay
1937Blake of Scotland YardФильмScreenplay
1936The Phantom of the RangeФильмScreenplay · Story
1936Law and LeadФильмScreenplay
1936Shadow of ChinatownФильмContinuity
1936The Phantom RiderФильмScreenplay
1936Flash GordonФильмScreenplay
1935The Roaring WestФильмWriter
1935The New Adventures of TarzanФильмScreenplay
1935The Call of the SavageФильмWriter
1935Rustlers of Red DogФильмScreenplay
1934When a Man Sees RedФильмStory
1934The Red RiderФильмScreenplay
1934The Vanishing ShadowФильмScreenplay
1934Pirate TreasureФильмScreenplay
1933Perils of PaulineФильмScreenplay
1933Tarzan the FearlessФильмWriter
1933The Phantom of the AirФильмScreenplay
1933Clancy of the MountedФильмWriter
1932The Secrets of Wu SinФильмWriter
1932Jungle MysteryФильмScreenplay
1932The Airmail MysteryФильмStory
1931Danger IslandФильмScreenplay
1929The Ridin' DemonФильмWriter
1929Plunging HoofsФильмStory
1928Guardians of the WildФильмWriter
1928Thunder RidersФильмStory · Screenplay
1928The Call of the HeartФильмStory · Scenario Writer
1928The Fearless RiderФильмWriter
1927Wolf's TrailФильмScreenplay · Story
1927The Border CavalierФильмScreenplay · Story
1926The Frontier TrailФильмStory · Screenplay
1926Driftin' ThruФильмStory
1923In Search of a ThrillФильмScreenplay
1922Welcome to Our CityФильмWriter
1921The Right WayФильмWriter
1917The Secret KingdomФильмScenario Writer
1916Beatrice FairfaxФильмScreenplay
1915The Romance of ElaineФильмWriter
1915The New Exploits of ElaineФильмWriter
1914The Exploits of ElaineФильмScreenplay
1914The Perils of PaulineФильмWriter