Conhecido(a) por:
Trail of the North Wind
7.0
The Melody of Love
Jack O'Brien as a Child (uncredited) (unconfirmed) 8.0
The Devil Horse
Horseman (uncredited) 5.7
Cliffhangers: Adventures from the Thrill Factory
Himself 0.0
Commando Cody: Sky Marshal of the Universe
Writer 0.0
Flash Gordon Conquista o Universo
Screenplay 5.8
Lay That Rifle Down
Screenplay 6.0
The Mysterious Mr. M
Screenplay 5.2
Dick Tracy's G-Men
Screenplay 5.3
Carolina Cannonball
Writer 6.0
Purple Death from Outer Space
Writer 5.8
A Lei do Revólver
Story 6.8
Dick Tracy, o Detetive
Screenplay 5.2
Hawk of the Wilderness
Screenplay 7.0
Daredevils of the Red Circle
Screenplay 4.8
Pioneiros das Planícies
Writer 8.0
O Código do Cangaceiro
Writer 9.0
Dangerous Holiday
Story 5.3
Rose of Santa Rosa
Screenplay 6.5
Torpedo of Doom
Director 10.0
Frontier Outpost
Writer 7.0
Pecos River
Writer 7.0
The Rough, Tough West
Writer 7.0
Singin' Spurs
Screenplay 7.0
Montana Territory
Writer 7.0
Smoky Canyon
Writer 7.5
Sangue de Valentes / A Morte de Jesse James
Screenplay 5.6
The Lone Ranger Rides Again
Screenplay 7.3
SOS Coast Guard
Screenplay 5.1
Rocky Mountain Rangers
Screenplay 8.0
Defensores Indomáveis
Screenplay 7.0
O Cavalo Justiceiro
Screenplay 10.0
Salteadores dos Pampas
Screenplay 9.0
Abutres das Planícies
Screenplay 8.0
Bonanza Town
Screenplay 6.3
The Kid from Broken Gun
Screenplay 6.0
VALENTIA RURAL
Screenplay 6.0
West of Sonora
Screenplay 7.0
Trail to Laredo
Screenplay 6.0
Riders of the Lone Star
Screenplay 7.0
A FERRADURA ACUSADORA
Writer 6.8
The Blazing Trail
Writer 5.5
Bandits of El Dorado
Writer 10.0
A Caverna do Diabo
Writer 7.0
Snake River Desperadoes
Writer 4.9
Cyclone Fury
Writer 6.0
Laramie Mountains
Writer 6.5
Justiça a Muque
Screenplay 5.8
Smoky Mountain Melody
Writer 7.0
Avalanche de Sangue
Screenplay 9.0
Texas Dynamo
Screenplay 7.0
O EXILADO DO PLANALTO
Screenplay 9.0
Horsemen of the Sierras
Screenplay 7.0
Six-Gun Law
Writer 6.5
Raiders of Tomahawk Creek
Writer 9.0
Hoedown
Writer 6.0
Across the Badlands
Story 7.0
Junction City
Screenplay 7.0
Contrabandistas da Fronteira
Writer 7.0
The Lone Ranger
Screenplay 7.0
Untamed Heiress
Screenplay 6.5
Frontier Vengeance
Screenplay 7.0
Hi-Yo Silver
Screenplay 7.0
Swing the Western Way
Screenplay 10.0
Out California Way
Story 7.5
Feudin' Rhythm
Screenplay 7.0
Home in San Antone
Writer 7.0
The Painted Stallion
Screenplay 5.4
Gunfire at Indian Gap
Writer 5.7
Eyes of the Jungle
Writer 8.0
Last Stagecoach West
Screenplay 5.5
Smoky River Serenade
Screenplay 8.0
Peril from the Planet Mongo
Writer 7.0
Western von gestern
Screenplay 7.7