William Gillis
- Known for
- Acting
- Born
- November 17, 1867
- Died
- April 24, 1946
- Birthplace
- Anderson Country, Texas, USA
Filmography

My Darling Clementine 1946
as Townsman (uncredited)

The Westerner 1940
as Leon Beauregard (uncredited)

The Grapes of Wrath 1940
as Migrant (uncredited)

Destry Rides Again 1939
as Barfly (uncredited)

Union Pacific 1939
as (uncredited)

The Cowboy and the Lady 1938
as Party Guest (uncredited)

The Cherokee Strip 1937
as Town Carpenter

It's A Small World 1935
as Snake Brown, Sr.

Fargo Express 1933
as Posse Rider

Ride Him, Cowboy 1932
as Townsman (uncredited)

Beyond the Rockies 1932
as Watches Barroom Fight (uncredited)

Lawless Valley 1932
as Rustler

Sundown Trail 1931
as Ranch Hand Goober

The Squaw Man 1931
as Card Player

The Big Trail 1930
as Pioneer (uncredited)

Mountain Justice 1930
as Mountain Man (uncredited)

Straight Through 1925
as Sheriff

Ridin' Pretty 1925
as Gloom (as Bill Gillis)

Riding with Death 1921
as Captain Jack Hughes

Conflict 1921
as Hasdrubel Ginger

Ruth of the Rockies 1920
as Pendleton Pete

The Last Straw 1920
as Two Bits

His Majesty, the American 1919
as Undetermined Role
Credits from TMDB.