
From Wikipedia
Ella Margaret Gibson (September 14, 1894 – October 21, 1964), was an American stage and silent film actress who had leading roles in Vitagraph westerns, often opposite William Clifford. She also appeared with Charles Ray in The Coward (1915) and later worked in two Westerns with William S. Hart: The Money Corral and Sand!.
In 1999 it was reported that on the afternoon of October 21, 1964 she made a dying confession to the murder of director William Desmond Taylor.
Gibson was sometimes credited or otherwise identified under at least seven other names, such as Patricia Palmer, Margie Gibson, Marguerite Gibson, Ella Margaret Lewis, Ella Margaret Arce or Pat Lewis. She appeared in 147 movies between 1913 and 1929.

Rowdy Ann
1919 · as Ann's Roommate

The Protest
1915 · as Maggie

Naughty Nanette
1927 · as Lola Leeds

The Hammer
1915 · as Molly

Serán Legión
2024 · as Gabriela Haider

The Part-time Wife
1925 · as 'Toddles' Thornton

Across the Border
1922 · as Margie Landers

The Cowboy and the Lady
1922 · as Midge

A Soul Enslaved
1916 · as Nellie (as Marguerite Gibson)

The Bait
1916 · as Greta

Without Mercy
1925 · as Natalie

A Little Madonna
1914 · as Marie

Rounding Up the Law
1922 · as Doris Hyland

The Golden Trail
1915 · as Mary

The Cowboy King
1922 · as Ethel Dunlap

Hold Your Breath
1924 · as Hairdresser

A Pair of Hellions
1924 · as Mabel Turner - Dance Hall Girl

Greater Than Love
1921 · as Elsie Brown