*** FYI: NOT TO BE CONFUSED WITH ACTOR BILLY GILBERT (born William Gilbert Barron) WHO LIVED FROM 1894 TO 1971. ***
Billy Gilbert (born William V. Campbell; September 15, 1891—April 29, 1961) was involved in more than 150 American films between 1913 and 1936, working as either an actor, extra, or director. Gilbert spent his entire career working almost exclusively in shorts, often uncredited.
[biography (excerpted) from Wikipedia]
Dynamite Allen
As 'Simp' Hallett
Those Country Kids
As Man whose Carriage is Stolen
Motorboat Mamas
As Boat Officer
The Bees' Buzz
As Country Club Drinker, Farmer
Hayfoot, Strawfoot?
As Doctor
The Soapsuds Lady
As Grandpa Tucker
The Jolly Jilter
As Short Servant
Flirty Four-Flushers
As Soup Drinking Customer / Hotel Desk Clerk
Peaches and Plumbers
As The Attorney
A Small Town Princess
As Gateman
For Sale, a Bungalow
As The Gas Man
Fatty and Minnie He-Haw
As Short Man
Fickle Fatty's Fall
As Man at Test-of-Strength Concession
A Sweet Pickle
As Bakery Chef
Movie Mania
As Tim Murphy
Smith's Pony
As Ship's Purser
Fiddlesticks
As Bystander
Ice Cold Cocos
As Ice Rink Usher
His Bitter Pill
As Barfly
The Pride of Pikeville
As Hawkins House Guest
Whispering Whiskers
As Indian
Crazy to Act
As Projectionist
The Rodeo
As Minor Role (uncredited)
Smith's Uncle
As Messenger
Mabel's Dramatic Career
As Audience Member
The Star Boarder
As Boarder (uncredited)
A Submarine Pirate
As Torpedo Loader (uncredited)
The Knockout
As Society Singer
The Masquerader
As Cameraman
Love, Speed and Thrills
As Cop
All Wet
Stuck Up
He Would a Hunting Go
As Villager
Cruel, Cruel Love
As Short Ambulance Attendant
Ambrose's First Falsehood
As Café Patron
Tango Tangles
As Guest in Cowboy Hat (uncredited)
A One Night Stand
As Audience Spectator
Fatty at San Diego
As Theatre Patron / Man on Dock
A Busy Day
As Policeman
Fatty and Mabel’s Simple Life
As The Groom
A Hash House Fraud
As Freeloading Customer
His Favorite Pastime
As Shoeshine Boy
The Rounders
As Doorman in Blackface
Tillie's Punctured Romance
As Policeman (uncredited)
Fatty Joins the Force
As Fighter
His Trysting Places
As Diner in Overalls
Gentlemen of Nerve
As Spectator
That Little Band Of Gold
As Audience Member
Mother's Boy
As Mug
Rebecca's Wedding Day
As The Thief
Making a Living
As Jealous Husband (uncredited)
Caught in a Cabaret
As Cabaret Patron (uncredited)
His Musical Career
As Piano Store Salesman
A Quiet Little Wedding
As Wedding Guest
The Speed Kings
As Man Ford Bumps into
A Film Johnnie
As Theater Usher (uncredited)
Fatty's New Role
Mabel’s Wilful Way
As Blackface Man in Sideshow Game / Man Going Down Slide
Mabel's Strange Predicament
As Bellboy (uncredited)
Those Love Pangs
As Movie Patron
Leading Lizzie Astray
As Cafe Waiter
His Prehistoric Past
As Caveman Masher (uncredited)
Wished on Mabel
As Police Chief
Miss Fatty's Seaside Lovers
As Bellhop
Ten Dollars or Ten Days
As Customer with Cane
Smith's Baby
As Mabel's Father, Jimmy's Father-in-Law
Hogan Out West
As The Cowboy
Smith's Fishing Trip
As The Fisherman
Smith's Landlord
As Small Mover
Give Us This Night
As Leader of Clacque