Eugene O'Brien
- Compleanno:
- 11/14/1880
- Luogo di nascita:
- Boulder, Colorado, USA:
 | The Legend of Rudolph Valentino (1961) Self (archive footage) |
 | The Romantic Age (1927) Stephen Winslow |
 | Flames (1926) Herbert Landis |
 | Fine Manners (1926) Brian Alden |
| | Siege (1925) Kenyon Ruyland |
 | Graustark (1925) Grenfall Lorry |
 | Dangerous Innocence (1925) Major Seymour |
 | Souls for Sables (1925) Fred Garlan |
 | The Only Woman (1924) Rex Herrington |
 | Secrets (1924) John Carlton |
 | The Voice from the Minaret (1923) Andrew Fabian |
 | John Smith (1922) John Smith |
 | Channing of the Northwest (1922) Channing |
 | Clay Dollars (1921) Bruce Edwards |
 | Is Life Worth Living? (1921) Melville Marley |
 | The Last Door (1921) The Magnet |
 | Gilded Lies (1921) Keene McComb |
 | Worlds Apart (1921) Hugh Ledyard |
 | The Wonderful Chance (1920) Lord Birmingham / 'Swagger' Barlow |
 | A Fool and His Money (1920) John B. Smart |
 | His Wife's Money (1920) Richard Flint |
 | The Broken Melody (1919) Stewart Grant |
 | Sealed Hearts (1919) Jack Prentiss |
 | The Perfect Lover (1919) Brian Lazar |
 | Fires of Faith (1919) Harry Hammond, a Broker |
 | Little Miss Hoover (1918) Major Adam Baldwin |
 | Under the Greenwood Tree (1918) Jack Hutton |
| | The Spirit That Wins (1918) The Soldier |
 | Her Only Way (1918) Joseph Marshall |
 | The Safety Curtain (1918) Captain Merryon |
 | A Romance of the Underworld (1918) Thomas McDonald |
 | De Luxe Annie (1918) Jimmy Fitzpatrick |
 | By Right of Purchase (1918) Chadwick Himes |
 | The Ghosts of Yesterday (1918) Howard Marston |
 | The Moth (1917) Cpt. Bridgey |
 | Rebecca of Sunnybrook Farm (1917) Adam Ladd |
 | Poppy (1917) Sir Evelyn Carson |
 | The Rise of Susan (1916) Clavering Gordon |
 | The Chaperon (1916) Jim Ogden |
 | The Return of Eve (1916) Adam |
 | The Scarlet Woman (1916) Robert Blake |
 | Poor Little Peppina (1916) Hugh Carroll |
 | Just Out of College (1915) Edward Worthington Swinger |
 | The Moonstone (1915) Franklin Blake |