
William Andrew 'Billy' Quirk (March 27, 1873 – April 20, 1926) was an American stage and silent film actor. He performed in more than 180 films between 1909 and 1924. Gem Motion Picture Company produced a series of "Billy"-titled pictures starring Quirk.
[biography (excerpted) from Wikipedia]

Intolerance: Love's Struggle Throughout the Ages
1916 · as Bartender

The Renunciation
1909 · as Kittie's Fiance

Pranks
1909 · as Sunbather

1776, or The Hessian Renegades
1909 · as Hessian

Algie, the Miner
1912 · as Algie Allmore

The Oath and the Man
1910

To Save Her Soul
1909

The Son's Return
1909

A Corner in Wheat
1909

Auto Suggestion
1912 · as Billy - the Motor-Maniac

The Cardinal's Conspiracy
1909 · as The Barber / A Member of the Court

The Broken Locket
1909 · as Outside Company Office

At the Stage Door
1921 · as Harold Reade

Muggsy's First Sweetheart
1910 · as Muggsy

Canned Harmony
1912 · as Billy - Evelyn's Sweetheart

The Newlyweds
1910 · as Conductor

The Redman's View
1909 · as Conqueror

A Change of Heart
1909 · as One of Howard's Pals