 The Phantom Cowboy1935 · Sheriff | Sheriff |
 Rustlers of Red Dog1935 · Judge Collins [Chs. 7, 9, 12] | Judge Collins [Chs. 7, 9, 12] |
 Western Racketeers1934 · Steve Harding / Tiny Harding | Steve Harding / Tiny Harding |
 The Border Menace1934 · Banker Harris | Banker Harris |
 The Whirlwind Rider1934 · Dad Morgan | Dad Morgan |
 Roaring Ranch1930 · Tom Marlin | Tom Marlin |
 Outlawed1929 · Seth (as Frank M. Clark) | Seth (as Frank M. Clark) |
 The Hound of Silver Creek1928 · John Lawton | John Lawton |
| AA Final Reckoning1928 · Jim Whitney | Jim Whitney |
 The Four-Footed Ranger1928 · Handsome Thomas (as Frank M. Clark) | Handsome Thomas (as Frank M. Clark) |
 The Bronc Stomper1928 · James Hollister | James Hollister |
| YYou Can’t Beat the Law1928 · Lt. O'Connor | Lt. O'Connor |
| LLand of the Lawless1927 · Simpson | Simpson |
 A Wanderer of the West1927 · Actor | Actor |
 Wolf Blood1925 · Pop Hadley | Pop Hadley |
 Under the Rouge1925 · Simmons | Simmons |
 The Fatal Mistake1924 · Actor | Actor |
 A Two Fisted Tenderfoot1924 · Herbert Ransom | Herbert Ransom |
 The Lone Star Ranger1923 · Laramie | Laramie |
 Hands Off!1921 · Capt. Jim Ellison | Capt. Jim Ellison |
 The Diamond Queen1921 · Julius Zeidt | Julius Zeidt |
 The Rookie's Return1920 · Tubbs | Tubbs |
 Firebrand Trevison1920 · Judge Lindman | Judge Lindman |
 The Untamed1920 · Sheriff Morris (as Frank M. Clark) | Sheriff Morris (as Frank M. Clark) |
| TThe Valley of Tomorrow1920 · Caleb Turner | Caleb Turner |
 The Lost City1920 · Michael Donovan | Michael Donovan |
 The Tiger Lily1919 · Antonio | Antonio |
 Yvonne from Paris1919 · Actor | Actor |
 The Wilderness Trail1919 · Angus Fitzpatrick | Angus Fitzpatrick |
 Trixie from Broadway1919 · Jim Brown | Jim Brown |
 Fighting for Gold1919 · Sheriff | Sheriff |
 The Yellow Dog1918 · Alexander Cummings | Alexander Cummings |
 The Light of Western Stars1918 · Bill Stillwell | Bill Stillwell |
 Western Blood1918 · Col. Stephens | Col. Stephens |
 The City of Purple Dreams1918 · Symington Otis | Symington Otis |
 The Man from Painted Post1917 · Toby Madden | Toby Madden |
 The Further Adventures of Stingaree1917 · Gypsy Prince | Gypsy Prince |
 Beware of Strangers1917 · Horace Kincaid, a Quack Doctor | Horace Kincaid, a Quack Doctor |
 Twisted Trails1916 · Doc Snow, Retired Ranchman | Doc Snow, Retired Ranchman |
 At Piney Ridge1916 · Gen. Deering | Gen. Deering |
| SSweet Alyssum1915 · Robert Garlan | Robert Garlan |
| TThe Carpet from Bagdad1915 · Major Callahan | Major Callahan |
| AAfter Twenty Years1915 · Actor | Actor |
| WWhen the West Was Young1914 · Bootlegger | Bootlegger |
 Chip of the Flying U1914 · Patsy - the Cook | Patsy - the Cook |
| WWillie1914 · Jim Rucker | Jim Rucker |
 Etienne of the Glad Heart1914 · Old Man Paul Le Groux | Old Man Paul Le Groux |
| TThe Wilderness Mail1914 · Joan's Father | Joan's Father |
| IIn Defiance of the Law1914 · Jim Blake | Jim Blake |
 Shotgun Jones1914 · Thomas Lattier | Thomas Lattier |
 The Spoilers1914 · Dextry | Dextry |
 Alone in the Jungle1913 · John S. Brown - Helen's Father (as Frank M. Clark) | John S. Brown - Helen's Father (as Frank M. Clark) |
 In the Long Ago1913 · Starlight's Father | Starlight's Father |
 Alas! Poor Yorick!1913 · Actor | Actor |
| GGreater Wealth1913 · Louis Schwartz - 1st Laborer | Louis Schwartz - 1st Laborer |
| AA Pair of Boots1912 · Actor | Actor |
 Mike's Brainstorm1912 · The Cobbler (as Frank M. Clark) | The Cobbler (as Frank M. Clark) |
 The Mate of the Alden Bessie1912 · The Ship's Captain | The Ship's Captain |
 A Frontier Girl's Courage1911 · John Wilson - Mary's Father | John Wilson - Mary's Father |
| TThe Blacksmith's Love1911 · Surgeon Mullen | Surgeon Mullen |
| TThe Still Alarm1911 · Jo Jones | Jo Jones |
 The Sergeant1910 · Soldier | Soldier |
