Conhecido(a) por:
At Gunpoint
Writer 6.7
Wyatt Earp: Retorno a Tombstone
Writer 6.5
A Morte Aponta sua Arma
Original Story 6.6
A Dois Passos da Forca
Screenplay 6.4
The Case Against Brooklyn
Screenstory 6.1
Audácia de Forasteiro
Screenplay 5.7
Battle of the Coral Sea
Screenplay 5.8
A Ilha Misteriosa
Screenplay 6.6
Deadly Harvest
Writer 8.0
Hot Rod
Writer 6.3
O Príncipe Negro
Story 6.4
Bobby Ware Is Missing
Writer 8.0
The Gunfight at Dodge City
Idea 5.7
Quando as Pistolas Decidem
Screenplay 5.8
Sudden Danger
Story 5.5
Wichita
Story 6.3
Flame Of Stamboul
Screenplay 5.3
Seven Angry Men
Screenplay 6.0
Badlands of Montana
Director 7.0
Canyon River
Screenplay 6.5
Smuggler's Gold
Screenplay 7.0
Dial Red O
Director 5.2
Man Afraid
Story 6.0
The Forty-Niners
Screenplay 6.0
Fort Vengeance
Screenplay 6.4
Last of the Badmen
Story 6.8
The First Texan
Screenplay 6.7
Cavalry Scout
Screenplay 6.0
Abrindo Horizontes
Writer 5.0
Red Desert
Screenplay 7.0
An Annapolis Story
Story 4.3
O Terror da Torre
Screenplay 5.6
Wyoming Roundup
Writer 6.5
Montana Incident
Writer 10.0
Homens Sem Lei
Story 6.2
Cherokee Uprising
Screenplay 7.0
Outlaws of Texas
Screenplay 10.0
Silver Raiders
Writer 7.0
The Longhorn
Screenplay 6.0
Montana Desperado
Screenplay 7.0
Fort Osage
Story 6.5
Wild Stallion
Writer 6.3
Wagons West
Writer 7.3
Waco
Screenplay 8.0
Kansas Territory
Story 8.0
Square Dance Jubilee
Writer 5.0
The Marksman
Writer 7.0
Star of Texas
Writer 7.0
Torrentes de Ódio
Screenplay 9.0
Fighting Lawman
Writer 6.0
Two Guns and a Badge
Writer 10.0
Ringside
Story 5.0
Mystery in Mexico
Script Supervisor 6.0
The Big Gusher
Screenplay 7.0
Expresso para Berlim
Script Supervisor 6.2
Terra de Gigantes
Writer 6.8
Gunsmoke
Writer 6.7
Police Woman
Writer 6.4
O Fugitivo
Writer 7.3
The Mod Squad
Writer 6.1
The Rookies
Writer 6.9
The Virginian
Writer 6.5
Felony Squad
Writer 6.5
Mulher Maravilha
Writer 7.0
The F.B.I.
Writer 5.6
Missão: Impossível
Writer 7.6
S.W.A.T.
Writer 7.1
The Big Valley
Writer 6.2
Petrocelli
Writer 7.2
Cimarron Strip
Writer 5.7
The Life and Legend of Wyatt Earp
Writer 6.8
Mannix
Writer 6.8
12 O'Clock High
Writer 7.2
The Rat Patrol
Writer 7.1
Quinta Dimensão
Writer 7.8
Os Invasores
Writer 6.9
Code R
Writer 8.0
Kung Fu
Writer 7.7