John St. Polis

Crossroads

Professor (uncredited) · 1942

Haunted House

Simkins · 1940

On the Spot

Doc Hunter · 1940

Rocky Mountain Rangers

Joseph Manners · 1940

Abe Lincoln in Illinois

Minor Role (uncredited) · 1940

They Shall Have Music

Davis · 1939

Boys' Reformatory

Superintendent Keene · 1939

Mr. Wong, Detective

Carl Roemer · 1938

The Mysterious Rider

Townsman · 1938

Phantom Ranger

Pat Doyle · 1938

Crimen Internacional

Roger Morton · 1938

Saleslady

Crane · 1938

La Sombra golpea

Caleb Delthern · 1937

Jungle Menace

Chandler Elliott · 1937

Paradise Isle

Coxon · 1937

Borderland

Doctor · 1937

Below the Deadline

Mr. Abrams · 1936

Three on the Trail

Sheriff Sam Corwin · 1936

Call of the Prairie

Jim · 1936

The Dark Hour

Dr. Munro · 1936

Una noche en la ópera

Opera Conductor (uncredited) · 1935

The Lady in Scarlet

Jerome T. Shelby · 1935

Death from a Distance

Prof. Trowbridge · 1935

The President Vanishes

Attorney General Davis (uncredited) · 1934

Guilty Parents

Defense attorney · 1934

Notorious But Nice

John J. Martin · 1933

Cocktail Hour

French Police Investigator (uncredited) · 1933

King of the Arena

Governor · 1933

The World Gone Mad

Grover Cromwell · 1933

Terror Trail

Colonel Charles Ormsby · 1933

The Match King

Banker (uncredited) · 1932

Call Her Savage

Doctor Consoling Nasa (Uncredited) · 1932

The Gambling Sex

John Tracy · 1932

If I Had a Million

Glidden Associate (uncredited) · 1932

False Faces

Dr. McDonald · 1932

Symphony of Six Million

Dr. Schifflen · 1932

Lena Rivers

John Nichols · 1932

Alias the Doctor

Dr. Niergardt · 1932

Heartbreak

U.S. Ambassador · 1931

The Yellow Ticket

Passport Official at Airport · 1931

The Gay Diplomat

General · 1931

Their Mad Moment

Hotel Manager · 1931

Transgression

Serafin, Arturo's Butler · 1931

Men of the Sky

Madeleine's Father · 1931

Doctors' Wives

Dr. Mark Wyndram · 1931

Beau Ideal

Judge Advocate (as John M. St. Polis) · 1931

The Criminal Code

Dr. Rinewulf · 1931

Captain Thunder

Pedro · 1930

Kismet

The Imam Mahmud · 1930

A Devil with Women

Don Diego · 1930

The Bad One

Judge · 1930

The Three Sisters

Judge · 1930

Guilty?

Polk · 1930

In the Next Room

Philip Vantine · 1930

The Melody Man

Von Kemper · 1930

Party Girl

John Rountree · 1930

Fast Life

Andrew Stratton · 1929

Coquette

Dr. John M. Besant · 1929

Why Be Good?

Pa Kelly · 1929

Marriage by Contract

Father · 1928

The Power of Silence

Defense Attorney · 1928

A Woman's Way

Mouvet · 1928

The Unknown

Surgeon (uncredited) · 1927

Too Many Crooks

Erastus Mason · 1927

The Lily

Comte de Maigny · 1926

The Greater Glory

Prof. Leopold Eberhardt (as John Sainpolis) · 1926

The Far Cry

Count Filippo Sturani · 1926

Paint and Powder

Mark Kelsey (as John Sainpolis) · 1925

My Lady's Lips

Inspector · 1925

El fantasma de la ópera

Comte Philip de Chagny · 1925

The Dixie Handicap

Dexter · 1924

Folly of Vanity

Ridgeway (modern sequence) · 1924

The Rose of Paris

André du Vallois · 1924

In Every Woman's Life

Dr. Philip Logan · 1924

The Alaskan

Rossland (as John Sainpolis) · 1924

Those Who Dance

Monahan · 1924

Mademoiselle Midnight

Colonel de Gontran (Prologue) · 1924

Three Weeks

The King · 1924

Held to Answer

Hiram Burbeck · 1923

Woman-Proof

Milo Bleech (as John Sainpolis) · 1923

A Prince of a King

Mario · 1923

The Social Code

Defense Attorney · 1923

The Untameable

Dr. Copin · 1923

Three Wise Fools

John Crawshay · 1923

Souls for Sale

Self - Celebrity Actor in Commissary · 1923

The Hero

Andrew Lane · 1923

Shadows

Nate Snow · 1922

Cappy Ricks

Skinner (as John Sainpolis) · 1921

The Four Horsemen of the Apocalypse

Etienne Laurier · 1921

The Great Lover

Jean Paurel · 1920

Old Dad

Jeffrey Bretton · 1920

Stake Uncle Sam to Play Your Hand

Kaiser · 1918

Laughing Bill Hyde

Black Jack Burg · 1918

All Woman

Sam Tupper · 1918

The Mark of Cain

Judge Hoyt · 1917

The Public Defender

David Moulton · 1917

The Love That Lives

Harvey Brooks · 1917

The Mystic Hour

Clavering · 1917

Sleeping Fires

Edwin Bryce · 1917

Sapho

Dejoie · 1917

The Fortunes of Fifi

Duvernet · 1917

The World Against Him

Dr. Hamilton Welsh · 1916

The Social Highwayman

Hanby · 1916

The Yellow Passport

Fedia · 1916

Bondwomen

Dr. Hugh Ellis · 1915

Joseph and His Coat of Many Colors

1914