William Welsh
- Compleanno:
- 02/08/1870
- Luogo di nascita:
- Philadelphia, Pennsylvania, USA:
 | Cavalry (1936) General John Harvey |
 | Diamond Jim (1935) Conductor |
 | Queen of the Jungle (1935) John Lawrence |
 | One More River (1934) Juryman (Uncredited) |
 | Beyond the Rockies (1932) John Allen |
 | Freighters of Destiny (1931) Dad Mercer |
 | Sundown Trail (1931) Pa Stoddard |
 | The Love Trader (1930) Benson |
 | Skinner Steps Out (1929) |
 | The Mississippi Gambler (1929) Captain Weathers |
| | Come and Get It! (1929) Judge Elliott |
 | Companionate Marriage (1928) Mr. Williams |
 | Lightning Speed (1928) Governor Standish |
 | The Head of the Family (1928) Daniel Sullivan |
 | Daredevil's Reward (1928) James Powell (as William Welch) |
 | The Opening Night (1927) Fisherman |
 | Chain Lightning (1927) George Clearwater (as William Welch) |
 | The Western Rover (1927) Alexander Seaton |
 | Hills of Peril (1927) Grimes |
| | Paying the Price (1927) Thomas Gordon |
| | Benson at Calford (1926) Abner Benson, Ed's Father |
 | Obey the Law (1926) The Father |
 | The Man from the West (1926) Bill Hayes |
| | Frenzied Flames (1926) Captain Meagan |
 | The Set-Up (1926) Sheriff Hayes |
 | The White Outlaw (1925) Malcolm Gale |
 | The Red Rider (1925) Ben Hanfer |
 | The Fighting Ranger (1925) John Marshall |
 | The Price She Paid (1924) General Lemuel Sidall |
 | The Law Forbids (1924) Lawyer for the Plantiff |
 | The Man from Wyoming (1924) David Messiter |
 | The Red Warning (1923) George Ainslee |
 | The Ramblin' Kid (1923) Lafe Dorsey |
 | Shadows of the North (1923) Jeffrey Neilson |
 | Shootin' for Love (1923) Bill Randolph |
 | The Shock (1923) Mischa Hadley |
 | Dead Game (1923) Harlu |
 | The Town Scandal (1923) Samuel Grimes |
| | One of Three (1923) |
 | Around the World in 18 Days (1923) Matthew Harlow |
 | The Flirt (1922) George Carroll |
 | Ridin' Wild (1922) John Henderson |
 | The Lone Hand (1922) Al Sheridan |
 | Top o' the Morning (1922) |
 | The Further Adventures of Yorke Norroy (1922) |
 | Crossed Clues (1921) |
 | Over the Hill to the Poorhouse (1920) Pa Benton |
 | Trailed by Three (1920) Aboto |
 | The Heart of Humanity (1918) Prussian Officer |
 | The Eternal Sin (1917) Gubetta |
 | 20,000 Leagues Under the Sea (1916) Charles Denver |
 | The Foolish Virgin (1916) Jim's father |
 | The Narrow Path (1916) Bessie's father |
 | Elusive Isabel (1916) Chief Campbell |
 | The Lords of High Decision (1916) Walsh |
| | The Primrose Path (1915) |
| | The Eleventh Dimension (1915) Professor Singleton |
| | Conscience (1915) John Benson |
| | The White Terror (1915) David Duncan |
| | Courtmartialed (1915) |
 | Rene Haggard Journeys On (1915) Rene's Sister's Assailant |
 | Neptune's Daughter (1914) King Neptune |
| | The Conscience of Hassan Bey (1913) Hassan Bey |
 | Traffic in Souls (1913) William Trubus |
 | His Hour of Triumph (1913) Leonard Dare - the Actor / Manager |