John R. Cumpson est un acteur né le vers 1868 et décédé le 15 mars 1913 à New York (New York).
- 1905 : The White Caps
- 1908 : A Calamitous Elopement
- 1908 : Monday Morning in a Coney Island Police Court : Honorable Patrick McPheeney
- 1908 : A Smoked Husband : Mr. Bibbs
- 1908 : The Stolen Jewels : Smithson / Man at Broker's
- 1908 : The Zulu's Heart : A Zulu Warrior
- 1908 : Romance of a Jewess : Customer
- 1908 : The Call of the Wild : Chinese Servant
- 1908 : The Clubman and the Tramp
- 1908 : The Christmas Burglars
- 1908 : Mr. Jones at the Ball : Mr. Jones
- 1909 : Mrs. Jones Entertains : Mr. Jones
- 1909 : Love Finds a Way : Footman
- 1909 : The Sacrifice : At Jeweler's
- 1909 : A Rural Elopement : In Crowd
- 1909 : Mr. Jones Has a Card Party : Mr. Jones
- 1909 : The Fascinating Mrs. Francis : Party Guest
- 1909 : Those Awful Hats : Theatre Audience
- 1909 : The Cord of Life : In Tenement
- 1909 : The Girls and Daddy : At Black & Tan Ball
- 1909 : The Brahma Diamond : Tourist
- 1909 : Tragic Love : Bartender
- 1909 : The Joneses Have Amateur Theatricals : Mr. Jones
- 1909 : The Hindoo Dagger : The Doctor
- 1909 : At the Altar : Dinner Guest
- 1909 : His Wife's Mother : Mr. Jones
- 1909 : A Fool's Revenge : At Court
- 1909 : The Wooden Leg : Father
- 1909 : The Roue's Heart : Nobleman
- 1909 : The Salvation Army Lass : Salvation Army / In First Bar / In Factory
- 1909 : The Lure of the Gown : Man on Street / At Dance
- 1909 : The Voice of the Violin : At Party Meeting
- 1909 : Jones and His New Neighbors : Mr. Jones
- 1909 : A Drunkard's Reformation : In the Orchestra / In the Bar
- 1909 : Trying to Get Arrested : The Tramp
- 1909 : The Road to the Heart : Chinese Man
- 1909 : Schneider's Anti-Noise Crusade : Mr. Schneider
- 1909 : The Winning Coat : Innkeeper
- 1909 : Confidence : In Bar
- 1909 : A Troublesome Satchel : The Man with the Satchel
- 1909 : Lady Helen's Escapade : Dinner Guest
- 1909 : Twin Brothers : Museum Visitor
- 1909 : Lucky Jim : Wedding Guest
- 1909 : Tis an Ill Wind That Blows No Good : At Factory / In Crowd
- 1909 : The Suicide Club : Member of Suicide Club
- 1909 : One Busy Hour : Jim Smith
- 1909 : The Note in the Shoe : In Office
- 1909 : Jones and the Lady Book Agent : Edward Jones
- 1909 : The French Duel : Leon Martinel
- 1909 : Resurrection : At Inn / Servant
- 1909 : Two Memories : Party Guest
- 1909 : The Cricket on the Hearth : Innkeeper
- 1909 : What Drink Did : Bartender
- 1909 : The Violin Maker of Cremona : In Crowd
- 1909 : The Lonely Villa : At the Inn
- 1909 : Her First Biscuits : Mr. Jones
- 1909 : Was Justice Served? : Juror
- 1909 : The Peachbasket Hat : Mr. Jones
- 1909 : The Cardinal's Conspiracy : A Musketeer / A Member of the Court
- 1909 : A Strange Meeting : At Party
- 1909 : They Would Elope : In Group
- 1909 : Mr. Jones' Burglar : Mr. Jones
- 1909 : With Her Card : At Churchill's
- 1909 : Mrs. Jones' Lover; or, 'I Want My Hat' : Mr. Jones
- 1909 : The Mills of the Gods : Delivery Man
- 1909 : The Little Darling : In Boarding House
- 1909 : Getting Even : Miner
- 1909 : In Old Kentucky : Negro Servant
- 1909 : A Fair Exchange : At Church
- 1909 : The Test
- 1910 : The Dancing Girl of Butte
- 1910 : The Smoker
- 1910 : Two Men : The Miner
- 1910 : The Eternal Triangle : The Husband
- 1910 : The Nichols on Vacation
- 1910 : How Bumptious Papered the Parlor : Bumptious
- 1910 : The Stenographer's Friend; Or, What Was Accomplished by an Edison Business Phonograph : Assistant Office Manager
- 1911 : Bumptious as Romeo : Bumptious
- 1911 : Mr. Bumptious, Detective : Bumptious
- 1911 : The Resurrection of John
- 1911 : A Card of Introduction
- 1911 : The Two Heroes
- 1911 : The Child and the Tramp
- 1911 : Heroes Three
- 1911 : A Cure for Dyspepsia
- 1911 : A Famous Duel : The Challenged
- 1911 : His First Trip
- 1911 : The Escaped Lunatic
- 1911 : The Maiden of the Pie Faced Indians
- 1911 : The Summer Girl
- 1911 : Mae's Suitors
- 1911 : The Kid from the Klondike
- 1911 : Ludwig from Germany
- 1911 : The Troubles of A. Butler
- 1911 : John Brown's Heir
- 1911 : The Daisy Cowboys
- 1911 : An International Heart Breaker
- 1912 : How She Married
- 1912 : The Flag of Distress
- 1912 : Brown Moves Into Town
- 1912 : The Broken Lease
- 1912 : Beat at His Own Game
- 1912 : The Home Strike-Breakers
- 1912 : Percy Learns to Waltz : Percy
- 1912 : The Lonesome Miss Wiggs
- 1912 : A Millionaire for a Day
- 1912 : A Piece of Ambergris
- 1912 : Breach of Promise
- 1912 : The Maid's Stratagem
- 1912 : How Shorty Won Out : Shorty
- 1912 : Portuguese Joe
- 1912 : Home Again : The Convict
- 1912 : The Wrong Weigh
- 1912 : A Case of Dynamite
- 1912 : Ferdie's Family Feud : Ferdie
- 1912 : Her Diary
- 1912 : Chappie the Chaperone : Chappy the Chaperone
- 1912 : An Exciting Outing
- 1912 : Love Will Find a Way
- 1912 : Curing Hubby
- 1912 : Early in the Morning
- 1912 : Ferdie, Be Brave : Ferdie
- (fr+en) John R. Cumpson sur l’Internet Movie Database.