
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]
Tom Wright, Zeke's Nephew
The Office Boy
Billy
Neighbor
Man at the Party
Sunbather
Billy
Suitor
The College Boy
Harry Wright
Algie Allmore
Federico
Kittie's Fiance
Hessian
Muggsy
Billy - the Motor-Maniac
A Son of Erin
Harry
Willie Finley
Chinese Laundryman
Nick Walker
Reggie
A rival Sweetheart
Bartender
An Admirer
The Valet
Harry
Billy - the Traveler
A Drunk
Outside Company Office
Billy - Evelyn's Sweetheart
Feminine Customer
Bank Teller
In Studio
In Pawnshop / Party Guest
Townsman
At Party
First Couple / Fisherman
In Boarding House
Bud (as William A. Quirk)
Fleeing Aristocrat
Bob Fulmer
Conductor
Jack Trent
Tom
Napoleon
Conqueror
Frank
Dick Graham
Billy
Loney Smith
June
Mexican
Joe Karger
A Colored Servant
The Gang Leader
Harry
Fra Diavolo
Billy
Billy
Cowboy
At the Ball
American Soldier
Muggsy
Frank's Friend
The Barber / A Member of the Court
Mr. Greene
A Tout
John
Bobby Tucker
George
Monsieur Borni
Mr. Jay Poole
Billy Doolittle
Bill Burke - a Burglar
Benvenuto Torrini
One of Howard's Pals
Harry
Harry Townsend
Harold Reade
Augustus Slip
Percival
Billy
Billy
Billy
Billy
Bertie
Dr. Brown
Billy - the Detective
Bobby Scrawn
Kid Pirate of Bogota
Billy
Billy Haines - the Chauffeur
Mercedes Suitor, Frank
Billy
Bob Burns
Billy
The Kind Boy
Billy - the Youngest Son
Billy
Harry