Bertha Muzzy Sinclair

Novelist and screenwriter. Wrote many screen adaptations of her own novels in the 1910's.

Top 10 collaborators

Roles

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Crew

Chip of the Flying U (1939)
Novel
Points West (1929)
Novel
King of the Rodeo (1929)
Story
Chip of the Flying U (1926)
Novel
Ridin' Thunder (1925)
Novel
Taming the West (1925)
Novel
The Galloping Devil (1920)
Novel
A Modern Knight (1916)
Story
How Weary Went Wooing (1915)
Story
Chip of the Flying U (1914)
Writer | Novel
When the Cook Fell Ill (1914)
Screenplay | Story
Shotgun Jones (1914)
Writer