| The Strawberry Roan | 1948 | Walt Bailey | Movie |
| The Treasure of the Sierra Madre | 1948 | Flophouse Bum (uncredited) | Movie |
| The Arizona Ranger | 1948 | Rawhide Morgan | Movie |
| The Gallant Legion | 1948 | Texas Ranger Capt. Banner | Movie |
| The Wild Frontier | 1947 | Charles 'Saddles' Barton | Movie |
| Flight to Nowhere | 1946 | FBI Agent Bob Donovan | Movie |
| My Pal Trigger | 1946 | Brett Scoville | Movie |
| The Chase | 1946 | Cmdr. Davidson | Movie |
| Renegade Girl | 1946 | Maj. Barker | Movie |
| They Were Expendable | 1945 | Gen. Martin | Movie |
| The Articles of War | 1944 | Narrator | Movie |
| Customs of the Service | 1943 | Narrator | Movie |
| Cat People | 1942 | The Commodore | Movie |
| Thunder Birds [Soldiers of the Air] | 1942 | Colonel MacDonald | Movie |
| Northwest Rangers | 1942 | Duncan Frazier | Movie |
| Holt of the Secret Service | 1941 | Jack Holt / Nick Farrell | Movie |
| The Great Swindle | 1941 | Jack Regan | Movie |
| Outside the Three-Mile Limit | 1940 | Treasury Agent Conway | Movie |
| Fugitive from a Prison Camp | 1940 | Sheriff Lawson | Movie |
| The Great Plane Robbery | 1940 | Mike Henderson | Movie |
| Passport to Alcatraz | 1940 | George Hollister | Movie |
| Fugitive at Large | 1939 | Tom Farrow / George Storm | Movie |
| Hidden Power | 1939 | Dr. Garfield | Movie |
| Trapped in the Sky | 1939 | Major | Movie |
| Whispering Enemies | 1939 | Stephen Brewster | Movie |
| Making the Headlines | 1938 | Police Lt. Lewis Nagel | Movie |
| Reformatory | 1938 | Robert Dean | Movie |
| Crime Takes a Holiday | 1938 | Walter Forbes | Movie |
| Flight Into Nowhere | 1938 | Jim Horne | Movie |
| The Strange Case of Dr. Meade | 1938 | Dr. Meade | Movie |
| Trouble in Morocco | 1937 | Paul Cluett | Movie |
| Outlaws of the Orient | 1937 | Chet Eaton | Movie |
| Roaring Timber | 1937 | Jim Sherwood | Movie |
| Trapped by G-Men | 1937 | G-Man Martin Galloway, Posing as Bill Donovan | Movie |
| Under Suspicion | 1937 | Robert Bailey | Movie |
| San Francisco | 1936 | Jack Burley | Movie |
| End of the Trail | 1936 | Dale Brittenham | Movie |
| Crash Donovan | 1936 | 'Crash' Donovan | Movie |
| Dangerous Waters | 1936 | Jim Marlowe | Movie |
| North of Nome | 1936 | John Raglan | Movie |
| The Littlest Rebel | 1935 | Col. Morrison | Movie |
| The Best Man Wins | 1935 | Nick Roberts | Movie |
| The Awakening of Jim Burke | 1935 | Jim Burke | Movie |
| Storm Over the Andes | 1935 | Bob Kent | Movie |
| The Unwelcome Stranger | 1935 | Howard W. Chamberlain | Movie |
| Black Moon | 1934 | Stephen Lane | Movie |
| The Defense Rests | 1934 | Matthew Mitchell | Movie |
| Whirlpool | 1934 | Buck Rankin | Movie |
| I'll Fix It | 1934 | Bill Grimes | Movie |
| Master of Men | 1933 | Buck Garrett | Movie |
| When Strangers Marry | 1933 | Steve Rand | Movie |
| The Woman I Stole | 1933 | Jim Bradler | Movie |
| The Wrecker | 1933 | Chuck Regan | Movie |
| Hollywood on Parade No. A-6 | 1933 | | Short Film |
| Behind the Mask | 1932 | Jack Hart aka Quinn | Movie |
| Man Against Woman | 1932 | Johnny McCloud | Movie |
| War Correspondent | 1932 | Jim Kenyon | Movie |
| This Sporting Age | 1932 | Capt. John Steele | Movie |
| Dirigible | 1931 | Jack Bradon | Movie |
| Maker of Men | 1931 | Coach Dudley | Movie |
| A Dangerous Affair | 1931 | Lt. McHenry | Movie |
| White Shoulders | 1931 | Gordon Kent | Movie |
| The Last Parade | 1931 | Cookie Leonard | Movie |
| Subway Express | 1931 | Inspector Killian | Movie |
| Fifty Fathoms Deep | 1931 | Tim Burke | Movie |
| The Border Legion | 1930 | Jack Kells | Movie |
| Hell's Island | 1930 | Mac | Movie |
| The Squealer | 1930 | Charles Hart | Movie |
| Vengeance | 1930 | John Meadham | Movie |
| Flight | 1929 | Panama Williams | Movie |
| The Donovan Affair | 1929 | Insp. Killian | Movie |
| Father and Son | 1929 | Frank Fields | Movie |
| Sunset Pass | 1929 | Jack Rock | Movie |
| Submarine | 1928 | Jack Dorgan | Movie |
| The Smart Set | 1928 | Nelson | Movie |
| Avalanche | 1928 | Jack Dunton | Movie |
| Court-Martial | 1928 | James Camden | Movie |
| The Vanishing Pioneer | 1928 | Anthony Ballard / John Ballard | Movie |
| The Water Hole | 1928 | Philip Randolph | Movie |
| The Mysterious Rider | 1927 | Bent Wade | Movie |
| The Tigress | 1927 | Winston Graham, Earl of Eddington | Movie |
| The Warning | 1927 | Tom Fellows / Col. Robert Wellsley | Movie |
| The Enchanted Hill | 1926 | Lee Purdy | Movie |
| The Blind Goddess | 1926 | Hugh Dillon | Movie |
| Born to the West | 1926 | 'Colorado' Dare Rudd | Movie |
| Forlorn River | 1926 | Nevada | Movie |
| Man of the Forest | 1926 | Milt Dale | Movie |
| Sea Horses | 1926 | George Glanville | Movie |
| The Thundering Herd | 1925 | Tom Doan | Movie |
| Wild Horse Mesa | 1925 | Chane Weymer | Movie |
| The Ancient Highway | 1925 | Cliff Brant | Movie |
| Eve's Secret | 1925 | Duke of Poltava | Movie |
| The Light of Western Stars | 1925 | Gene Stewart | Movie |
| Empty Hands | 1924 | Grimshaw | Movie |
| The Lone Wolf | 1924 | Michael Lanyard | Movie |
| North of 36 | 1924 | Dan McMasters | Movie |
| Wanderer of the Wasteland | 1924 | Adam Larey | Movie |
| Hollywood | 1923 | Jack Holt | Movie |
| The Cheat | 1923 | Dudley Drake | Movie |
| The Marriage Maker | 1923 | Lord Stonbury | Movie |
| Nobody's Money | 1923 | John Webster | Movie |
| The Tiger's Claw | 1923 | Sam Sandell | Movie |
| Don't Call It Love | 1923 | Richard Parrish | Movie |
| A Gentleman of Leisure | 1923 | Robert Pitt | Movie |
| Bought and Paid For | 1922 | Robert Stafford | Movie |
| The Man Unconquerable | 1922 | Robert Kendall | Movie |
| North of the Rio Grande | 1922 | Bob Haddington | Movie |
| On the High Seas | 1922 | Jim Dorn | Movie |
| While Satan Sleeps | 1922 | Phil | Movie |
| Making a Man | 1922 | Horace Winsby | Movie |
| After the Show | 1921 | Larry Taylor | Movie |
| All Souls' Eve | 1921 | Roger Heath | Movie |
| The Call of the North | 1921 | Ned Trent | Movie |
| Ducks and Drakes | 1921 | Rob Winslow | Movie |
| The Lost Romance | 1921 | Mark Sheridan | Movie |
| The Mask | 1921 | Kenneth Traynor / Handsome Jack | Movie |
| The Grim Comedian | 1921 | Harvey Martin | Movie |
| The Best of Luck | 1920 | Kenneth, Lord Glenayr | Movie |
| Crooked Streets | 1920 | Richard Rupert | Movie |
| Held by the Enemy | 1920 | Col. Charles Prescott | Movie |
| Midsummer Madness | 1920 | Bob Meredith | Movie |
| The Sins of Rosanne | 1920 | Sir Dennis Harlenden | Movie |
| For Better, for Worse | 1919 | Crusader | Movie |
| Cheating Cheaters | 1919 | Tom Palmer | Movie |
| Victory | 1919 | Axel Heyst | Movie |
| The Life Line | 1919 | Jack Hearne, the Romany Rye | Movie |
| A Midnight Romance | 1919 | Roger Sloan | Movie |
| A Sporting Chance | 1919 | Paul Sayre | Movie |
| The Woman Michael Married | 1919 | Michael Ordsway | Movie |
| Woman Thou Gavest Me, The | 1919 | Lord Raa | Movie |
| Kitty Kelly, M.D. | 1919 | Bob Lang | Movie |
| The Marriage Ring | 1918 | Rodney Heathe | Movie |
| The Squaw Man | 1918 | Cash Hawkins | Movie |
| The Claw | 1918 | Maurice Stair | Movie |
| Green Eyes | 1918 | Pearson Hunter | Movie |
| Headin' South | 1918 | | Movie |
| The Hidden Pearls | 1918 | Robert Garvin | Movie |
| The Honor of His House | 1918 | Robert Farlow | Movie |
| Love Me | 1918 | Gordon Appleby | Movie |
| One More American | 1918 | Sam Potts | Movie |
| The Road Through the Dark | 1918 | Duke Karl | Movie |
| The White Man's Law | 1918 | Sir Harry Falkland | Movie |
| A Desert Wooing | 1918 | Barton Masters | Movie |
| Joan the Woman | 1917 | | Movie |
| The Little American | 1917 | Karl von Austreim | Movie |
| Patria | 1917 | | Movie |
| The Secret Game | 1917 | Maj. John Northfield | Movie |
| The Call of the East | 1917 | Alan Hepburn | Movie |
| The Cost of Hatred | 1917 | Huertez | Movie |
| The Inner Shrine | 1917 | Viscount D'Arcourt | Movie |
| Sacrifice | 1917 | Paul Ekald | Movie |
| Giving Becky a Chance | 1917 | Tom Fielding | Movie |
| The Dumb Girl of Portici | 1916 | Conde, the Viceory's Second Son (as Mr. John Holt) | Movie |
| The Black Sheep of the Family | 1916 | Kenneth Carmont | Movie |
| The Chalice of Sorrow | 1916 | | Movie |
| Liberty | 1916 | Captain Bob Rutledge | Movie |
| Naked Hearts | 1916 | Howard | Movie |
| Saving the Family Name | 1916 | Jansen Winthrop | Movie |
| Brennon o' the Moor | 1916 | The Mayor's Son | Short Film |
| The Cry of Erin | 1916 | The Squire's Son | Short Film |
| Mister Vampire | 1916 | Mr. Brooks | Short Film |
| The Phone Message | 1916 | Laurelton | Short Film |
| Born of the People | 1916 | Mr. Jeffries | Short Film |
| Behind the Mask | 1916 | Count Charles | Short Film |
| Unexpected, The | 1916 | Betty's Sweetheart | Short Film |
| His Majesty Dick Turpin | 1916 | Count Charles | Short Film |
| Madcap Queen of Crona, The | 1916 | Count Michael | Short Film |
| Better Man, The | 1916 | Joe Cullison | Short Film |
| The Wire Pullers | 1916 | Mr. Page | Short Film |
| The Desperado | 1916 | The Sheriff | Short Film |
| False Part, The | 1916 | J. Kenneth Simpson | Short Film |
| Her Better Self | 1916 | Jack Trevor | Short Film |
| Princely Bandit, The | 1916 | Count Michael | Short Film |
| Mutiny | 1916 | Warren Gilcrest | Short Film |
| The Broken Coin | 1915 | Captain Williams | Movie |
| The Flash | 1915 | Frank Hoag | Short Film |
| Cigarette - That's All, A | 1915 | Stanley Ivans (as Frank Holt) | Short Film |
| Jewel | 1915 | Nat Bonnell | Movie |
| The Power of Fascination | 1915 | Rafael | Short Film |
| What the River Foretold | 1915 | Bill Ward | Short Film |
| As the Twig Is Bent | 1915 | Colonel Vail | Short Film |
| Salomy Jane | 1914 | Solitaire-Playing Cowboy in Saloon (uncredited) | Movie |
| The Master Key | 1914 | Donald Faversham | Movie |
