Frank Clark

The Phantom Cowboy

1935

Sheriff

Rustlers of Red Dog

1935

Judge Collins [Chs. 7, 9, 12]

Western Racketeers

1934

Steve Harding / Tiny Harding

The Border Menace

1934

Banker Harris

The Whirlwind Rider

1934

Dad Morgan

Roaring Ranch

1930

Tom Marlin

Outlawed

1929

Seth (as Frank M. Clark)

The Hound of Silver Creek

1928

John Lawton

A Final Reckoning

1928

Jim Whitney

The Four-Footed Ranger

1928

Handsome Thomas (as Frank M. Clark)

The Bronc Stomper

1928

James Hollister

You Can’t Beat the Law

1928

Lt. O'Connor

Land of the Lawless

1927

Simpson

Wolf Blood

1925

Pop Hadley

Under the Rouge

1925

Simmons

A Two Fisted Tenderfoot

1924

Herbert Ransom

The Lone Star Ranger

1923

Laramie

Hands Off!

1921

Capt. Jim Ellison

The Diamond Queen

1921

Julius Zeidt

The Rookie's Return

1920

Tubbs

Firebrand Trevison

1920

Judge Lindman

The Untamed

1920

Sheriff Morris (as Frank M. Clark)

The Valley of Tomorrow

1920

Caleb Turner

The Lost City

1920

Michael Donovan

The Tiger Lily

1919

Antonio

The Wilderness Trail

1919

Angus Fitzpatrick

Trixie from Broadway

1919

Jim Brown

Fighting for Gold

1919

Sheriff

The Yellow Dog

1918

Alexander Cummings

The Light of Western Stars

1918

Bill Stillwell

Western Blood

1918

Col. Stephens

The City of Purple Dreams

1918

Symington Otis

The Man from Painted Post

1917

Toby Madden

The Further Adventures of Stingaree

1917

Gypsy Prince

Beware of Strangers

1917

Horace Kincaid, a Quack Doctor

Twisted Trails

1916

Doc Snow, Retired Ranchman

At Piney Ridge

1916

Gen. Deering

Sweet Alyssum

1915

Robert Garlan

The Carpet from Bagdad

1915

Major Callahan

When the West Was Young

1914

Bootlegger

Chip of the Flying U

1914

Patsy - the Cook

Willie

1914

Jim Rucker

Etienne of the Glad Heart

1914

Old Man Paul Le Groux

The Wilderness Mail

1914

Joan's Father

In Defiance of the Law

1914

Jim Blake

Shotgun Jones

1914

Thomas Lattier

The Spoilers

1914

Dextry

Alone in the Jungle

1913

John S. Brown - Helen's Father (as Frank M. Clark)

In the Long Ago

1913

Starlight's Father

Greater Wealth

1913

Louis Schwartz - 1st Laborer

Mike's Brainstorm

1912

The Cobbler (as Frank M. Clark)

The Mate of the Alden Bessie

1912

The Ship's Captain

A Frontier Girl's Courage

1911

John Wilson - Mary's Father

The Blacksmith's Love

1911

Surgeon Mullen

The Still Alarm

1911

Jo Jones

The Sergeant

1910

Soldier

A Wanderer of the West

1927

The Fatal Mistake

1924

Yvonne from Paris

1919

After Twenty Years

1915

Alas! Poor Yorick!

1913

A Pair of Boots

1912