All films with the participation of William Duncan

Queen of the Mob (1940) District Attorney, not listed in credits
The Texas Rangers Ride Again (1940) Capt. Inglis
The Farmer's Daughter (1940) Tom Bingham
Law of the Pampas (1939) Buck Peters
The Frontiersmen (1938) Buck Peters
Bar 20 Justice (1938) Buck Peters
Hopalong Rides Again (1937) Buck Peters (Bar 20 Owner)
Thunder Trail (1937) John Ames
Forlorn River (1937) Blaine
Three on the Trail (1936)
Nevada (1935) Ben Ide
Hello, 'Frisco (1924) играет самого себя - William Duncan
The Fast Express (1924) Brent McAdams
The Steel Trail (1923) Bruce Boyd
No Defense (1921) John Manning
Steelheart (1921) Frank Worthing
Fighting Fate (1921) Kern Lambert / Judson Cross
Man of Might (1919) Dick Van Brunt
Smashing Barriers (1919) Dan Stevens
The Decision (1918)
A Fight for Millions (1918) Bob Hardy
Money Magic (1917) Marshall Haney
Vengeance - and the Woman (1917) Henry Blake
The Mystery of Lake Lethe (1917)
Dead Shot Baker (1917) Dead Shot Baker
The Fighting Trail (1917) John Gwyn
Aladdin from Broadway (1917) William Fitzgerald
The Tenderfoot (1917) Jim
Bill Peter's Kid (1916) Dick Stowell
The Last Man (1916) Major Harvey
The Cost of High Living (1916)
A Cripple Creek Cinderella (1916) The Gambler
The Wanderers (1916) Clem
God's Country and the Woman (1916) Philip Weyman
Through the Wall (1916) Paul Stanton (aka Coquenil)
His Golden Grain (1915) John Hart
The Ebony Casket (1915)
The Quarrel (1915) Mr. Jiggs
The Man from the Desert (1915) John Warrington
Cal Marvin's Wife (1915) Cal Marvin
A Child of the North (1915) Burton
The Chalice of Courage (1915) William Newbold
The Navajo Ring (1915) Jim Dace - the Father
The Game of Life (1915) слухи
A Scandal in Hickville (1915) Sheriff John Long
He's a Bear (1915) Ralph
The Repentance of Dr. Blinn (1915)
Love and Law (1915) Jimmy
The Red Stephano (1915) The Red Stephano
Detective and Matchmaker (1914)
Mareea, the Foster Mother (1914) The Longshoreman
Risen from the Ashes (1914) Harry Briggs
The Little Sister (1914) First Prospector
Ward's Claim (1914) A Young Gold Miner
The Choice (1914) Ferron - a Revenue Officer
The Level (1914)
An Innocent Delilah (1914) Peter Waring, слухи
Pure Gold (1914) The Lone Miner
When the Gods Forgive (1914) Jim - the White Trader
Everything Against Him (1914)
The Renegade's Vengeance (1914) Ben Clayton
By Unseen Hand (1914) Jimmy Norton
Good Resolutions (1914) Capt. Ellsmere
Marian, the Holy Terror (1914) Dave -the Cowpuncher
Kidding the Boss (1914) A Cowboy
A Mix-Up on the Plains (1914)
A Friend in Need (1914) Jimmy Donovan - the Chauffeur
Sisters (1914)
Anne of the Mines (1914) The Arizona Kid - a Horsethief
Ann, the Blacksmith (1914) First Outlaw
The Dawn of the New Day (1914) John Smith
Buster's Little Game (1913) Buster Holmes
A Matrimonial Deluge (1913) Dan Clark
The Rustler's Reformation (1913) Tom Travis
The Galloping Romeo (1913) Fred Fuller
Bill's Birthday Present (1913) Bill
Mother Love vs Gold (1913) Dick Mackey
The Schoolmarm's Shooting Match (1913) Bill Swift
The Jealousy of Miguel and Isabella (1913) Jack Walters
The Silver Grindstone (1913) David Stratton
The Señorita's Repentance (1913) Alvin Burkman
The Cattle Thief's Escape (1913) Reverend John Morrison
The Gunfighter's Son (1913) Jeff Scott - Ranch Foreman
The Suffragette (1913) Waggy Bill - the Cowboy
Physical Culture on the Quarter Circle V Bar (1913) Jack
The Only Chance (1913) Charley West (a lineman)
The Deputy's Sweetheart (1913) The Deputy
An Embarrassed Bridegroom (1913) Tom Martin - Ranchman
The Range Law (1913) Ted
The Bank's Messenger (1913) Joe - the Bank's Messenger
The Good Indian (1913) The Doctor
His Father's Deputy (1913) Deputy Jim Carter - the Sheriff's Son
Saved from the Vigilantes (1913) Bud Lee
Made a Coward (1913) Bud Harris
Sallie's Sure Shot (1913) Fred
A Canine Matchmaker; or, Leave It to a Dog (1913) Dave Bryce
The Marshal's Capture (1913) The Marshal
The Life Timer (1913) Steve
Howlin' Jones (1913) Howlin' Jones
An Apache's Gratitude (1913) Bob Huntley
The Sheriff of Yavapai County (1913) Sheriff Bud O'Neill
The Stolen Moccasins (1913) Jack
How It Happened (1913) Honest Dan Ryan
The Shotgun Man and the Stage Driver (1913) The Shotgun Man
The Capture of Bad Brown (1913) Buck
The Taming of Texas Pete (1913) Texas Pete
Bud's Heiress (1913) Bud Wilson
The Vagabonds (1912) The Vagabond Violinist
The Girl He Left Behind (1912)
Between Love and the Law (1912) Fred Duval
Two Men and a Girl (1912)
The Law of the North (1912) Dick Benton
A Modern Ananias (1912) Will Deming
A Rough Ride with Nitroglycerine (1912)
Hypnotized (1912) Editor of the Duncansville Weekly Bugle
The Brand Blotter (1912) Jim Windless
The Boob (1912) Frank Smith - Nellie's Sweetheart
The Ranger and His Horse (1912) Jim Mason «The Cherokee Kid»
The Wayfarer (1912) Jim Reynolds
In Little Italy (1912) Police Sergeant McCabe
An Unexpected Fortune (1912) Wesley Bowers
The Brotherhood of Man (1912) Billy Young
The Horseshoe (1912) Barton Sumner
Why Jim Reformed (1912) Jim
The Cattle Rustlers (1912) Jack Towns - Ranch Foreman
The Double Cross (1912) Bernard Judd - a Young Prospector
When the Heart Calls (1912) Running Dear
Circumstantial Evidence (1912) Tom Ellis
Driftwood (1912) Bill Hickey
The Opium Smugglers (1912) Capt. Bob MacDonald
A Citizen in the Making (1912) Itze - a Jewish Immigrant
The Polo Substitute (1912) The Jealous Lover
His Chance to Make Good (1912) Spike Dorgan
A Cowboy's Mother (1912) Ed Weigel
The Dynamiters (1912) Lon Barrett
Buck's Romance (1912) Buck Madden
The Peculiar Nature of the White Man's Burden (1912) Corporal Billy Needham, R.C.M.P.
Monte Cristo (1912)
A Cowboy's Best Girl (1912) Carl Graham, a Young Rancher, Glen's Best Friend
A Wartime Romance (1912) Jack Munroe
So-Jun-Wah and the Tribal Law (1912) Red Reagan
The Whiskey Runners (1912) Pvt. Fitzgerald - R.N.W.M.P.
Jim's Vindication (1912) Jim - Pony Express Rider
The Fighting Instinct (1912) Billy Kent
Exposed by the Dictograph (1912) Russell - the Detective
The Scapegoat (1912) Jack Wright, Nellie's Brother
A Motorcycle Adventure (1912) Dave Martin
The Other Woman (1912)
An Equine Hero (1912) Billy Cutler
Why the Sheriff Is a Bachelor (1911) Dorley
The New Editor (1911) Dick - the New Editor
Two Lives (1911)
Western Hearts (1911) A Gambler
The Telltale Knife (1911) Will Wright, the Sheriff
The Wheels of Justice (1911) Richard Courtright
A Romance of the Rio Grande (1911) Smith, an Old Settler
A Tennessee Love Story (1911) Will May
The Warrant (1911) Jim Rogers
The Bully of Bingo Gulch (1911) Wild Jim, the Bad Man of Bingo Gulch
Told in Colorado (1911) John Hunter
Love and Law (1909)

William Duncan Filmography