Robert Donald Walker (June 18, 1888 – March 4, 1954) was an American film actor. He appeared in more than 200 films between 1913 and 1953. He was born in Bethlehem, Pennsylvania and died in Los Angeles. Description above from the Wikipedia article Robert Walker (actor, born 1888), licensed under CC-BY-SA, full list of contributors on Wikipedia.
| Movie | The Whole Truth | Trial Spectator (uncredited) | 2016-03-25 |
| Movie | Home Sweet Hell | Papa Champagne (uncredited) | 2015-03-13 |
| Movie | 12 Years a Slave | Abolitionist Landowner (uncredited) | 2013-10-18 |
| Movie | Making Waves: Louisiana's Radio Story | Self | 2005-08-08 |
| Movie | Line of Fire | Sheriff John Hardash/Forest Ranger Hardash | 1991-01-01 |
| Movie | Arthur Takes Over | Bruce Carter | 1948-04-07 |
| Movie | Midnight Menace | 1946-01-01 | |
| Movie | Badman's Territory | Juror (uncredited) | 1946-05-04 |
| Movie | The Return of the Durango Kid | Barfly (uncredited) | 1945-04-19 |
| Movie | One Mysterious Night | Man in Office with Matthews (Uncredited) | 1944-10-21 |
| Movie | Riders of the Deadline | Ranger Extra | 1943-12-03 |
| Movie | Ghost Town Law | Marshal O'Neal | 1942-03-27 |
| Movie | Pioneer Days | Trigger - Henchman | 1940-01-25 |
| Movie | The Lone Wolf Strikes | Policeman | 1940-01-26 |
| Movie | Code of the Cactus | Government Agent | 1939-02-25 |
| Movie | Let Us Live | Cop (uncredited) | 1939-03-29 |
| Movie | Mr. Smith Goes to Washington | Senator Holland (uncredited) | 1939-10-19 |
| Movie | El Diablo Rides | Henchman Frank | 1939-12-12 |
| Movie | Smashing the Spy Ring | Workman (uncredited) | 1938-12-29 |
| Movie | Borderland | American Visitor | 1937-02-26 |
| Movie | Gunsmoke Ranch | Henchman Seth Williams | 1937-05-05 |
| Movie | It Can't Last Forever | Federal Man | 1937-07-15 |
| Movie | Two-Fisted Sheriff | Lyons - Gargan's Friend | 1937-06-14 |
| Movie | Hair-Trigger Casey | Colton (Border Patrol) | 1936-03-01 |
| Movie | The Adventures of Frank Merriwell | Lang | 1936-01-13 |
| Movie | Custer's Last Stand | Pete | 1936-01-02 |
| Movie | Fast Bullets | Ranger Frank | 1936-01-01 |
| Movie | Caryl of the Mountains | Enos Colvin | 1936-03-27 |
| Movie | The Black Coin | Capt. 'Shark' Malone | 1936-09-01 |
| Movie | Custer's Last Stand | Henchman Pete | 1936-04-02 |
| Movie | The Speed Reporter | Stanley - City Editor | 1936-05-13 |
| Movie | The Amazing Exploits of the Clutching Hand | Joe Mitchell | 1936-04-17 |
| Movie | Fighting Caballero | Henchman Bull | 1935-05-05 |
| Movie | Border Brigands | Henchman | 1935-05-31 |
| Movie | Loser's End | Henchman Joe | 1935-01-24 |
| Movie | Now or Never | Henchman Mike McGowan | 1935-07-08 |
| Movie | North of Arizona | Guard | 1935-02-02 |
| Movie | The Crimson Trail | Red | 1935-03-11 |
| Movie | Texas Jack | Dan Corey, aka Andrew Cole | 1935-12-15 |
| Movie | Skull and Crown | Henchman Saunders | 1935-12-16 |
| Movie | Captured in Chinatown | Harry--Henchman | 1935-07-13 |
| Movie | Never Too Late | Matt Dunning - Henchman bidding at auction | 1935-11-27 |
| Movie | Mary Burns, Fugitive | G-Man (uncredited) | 1935-11-15 |
| Movie | The Throwback | Sheriff Carey | 1935-10-01 |
| Movie | I Believed in You | Detective | 1934-04-09 |
| Movie | Rawhide Mail | Brown, the Buyer | 1934-06-07 |
| Movie | Thunder Over Texas | Crooked Deputy Jenks | 1934-10-18 |
| Movie | Terror of the Plains | Sheriff | 1934-11-22 |
| Movie | Twin Husbands | Burglar (uncredited) | 1933-11-29 |
| Movie | King of the Arena | Deputy Bob | 1933-06-01 |
| Movie | Jaws of Justice | Boone Jackson | 1933-12-04 |
| Movie | The Man from New Mexico | Mort Snyder | 1932-04-01 |
| Movie | The Scarlet Brand | Bill Morse | 1932-04-10 |
| Movie | Come On, Tarzan | Cowhand | 1932-09-10 |
| Movie | The Devil Horse | Saunders [Ch. 6] (uncredited) | 1932-11-01 |
| Movie | Little Caesar | Lorch Henchman (uncredited) | 1931-01-25 |
| Movie | West of Cheyenne | Henchman Nevada | 1931-03-01 |
| Movie | The Vanishing Legion | Oil Co. Director Allen | 1931-06-01 |
| Movie | Bar-L Ranch | Henchman | 1930-08-04 |
| Movie | Canyon Hawks | Steve aka The Hawk | 1930-08-25 |
| Movie | The Fighting Legion | Ranger Tom Dawson | 1930-04-05 |
| Movie | Westward Bound | Henchman Steve | 1930-12-01 |
| Movie | Breed of the West | Longrope Wheeler - Crooked Foreman (as Bob Walker) | 1930-11-12 |
| Movie | Phantom of the Desert | Steve - Henchman | 1930-11-01 |
| Movie | The Dream Melody | George Monroe | 1929-01-25 |
| Movie | The Voice from the Sky | Edgar Ballin | 1929-12-01 |
| Movie | The Mysterious Airman | William Craft | 1928-06-01 |
| Movie | The Upland Rider | Bernt | 1928-06-03 |
| Movie | The Code of the Scarlet | Frank Morgan | 1928-07-01 |
| Movie | Daring Deeds | Walter Sarles | 1927-04-30 |
| Movie | Warrior Gap | Maj. Burleigh | 1925-01-02 |
| Movie | The Outlaw's Daughter | Slim Cole | 1925-09-20 |
| Movie | The Drug Store Cowboy | Gentleman Jack | 1925-06-01 |
| Movie | The Dancing Cheat | Bobby Norton | 1924-04-07 |
| Movie | Battling Brewster | George Wendell | 1924-12-01 |
| Movie | Broad Daylight | The Scarab | 1922-10-30 |
| Movie | White Oak | Barbara's Brother | 1921-02-01 |
| Movie | The Texan | Winthrop Endicott | 1920-10-21 |
| Movie | Rouge and Riches | Jefferson Summers | 1920-02-09 |
| Movie | Isobel or the Trail's End | Pvt. Thomas Pelliter | 1920-12-19 |
| Movie | Prairie Trails | Winthrop Adams Endicott | 1920-12-25 |
| Movie | The Light | Etienne Desechette | 1919-01-12 |
| Movie | Burglar by Proxy | Harlan Graves | 1919-08-23 |
| Movie | The Double Hold-Up | Wade | 1919-12-20 |
| Movie | The Fair Pretender | Harcourt | 1918-05-19 |
| Movie | Miss Innocence | Henry Grant / Lawrence Grant | 1918-07-21 |
| Movie | The Sins of the Children | Graham Guthrie | 1918-12-01 |
| Movie | A Wife by Proxy | Norton Burbeck | 1917-01-06 |
| Movie | The Girl Without a Soul | Hiram Miller | 1917-08-13 |
| Movie | Blue Jeans | Perry Bascom | 1917-12-10 |
| Movie | Caprice of the Mountains | Dick Deane | 1916-07-09 |
| Movie | The Cossack Whip | Alexis (as Bob Walker) | 1916-11-13 |
| Movie | The Siren's Reign | Morrison - Marguerite's Brother | 1915-04-02 |
| Movie | The Destroyer | Jere - a Sculptor | 1915-04-30 |
| Movie | The Lone Game | Dean Anderson | 1915-02-11 |
| Movie | The Scorpion's Sting | The Attorney | 1915-01-06 |
| Movie | The Night Operator at Buxton | Haines - a Tramp | 1915-03-13 |
| Movie | A Sister's Burden | Frank - Maude's Husband | 1915-05-10 |
| Movie | The Call of the City | Jim Ross | 1915-09-18 |
| Movie | Children of Eve | Bert Madison | 1915-11-10 |
| Movie | Don Caesar de Bazan | Charles II of Spain | 1915-06-26 |
| Movie | The Haunting Fear | Doctor Busby | 1915-06-11 |
| Movie | The Barefoot Boy | Walter Hastings - the Father | 1914-09-01 |
| Movie | The Vampire's Trail | John Dugan - a Reporter | 1914-08-03 |
| Movie | The Treasure Ship | Dave - Beth's Sweetheart | 1914-05-25 |
| Movie | The Devil's Dansant | Rogers - Dominique's Partner | 1914-09-07 |
| Movie | Her Husband's Friend | John Lund - the Husband | 1914-01-07 |
| Movie | The False Guardian | Stone - Graham's Butler | 1914-10-21 |
| Movie | The Hate That Withers | John Malden - a Business Man | 1914-12-16 |
| Movie | Her Bitter Lesson | Gerald Hughson - a Jeweler | 1914-11-30 |
| Movie | A Midnight Tragedy | Red Martin - the Burglar | 1914-11-11 |
| Movie | The Mystery of the Sleeping Death | Amar | 1914-09-13 |
| Movie | Seed and the Harvest | Don Kendall - Ida's Sweetheart | 1914-10-14 |
| Movie | A Railroad Wooing | Billy Warren | 1913-11-19 |