ActorHarry Northrup
- Born July 30, 1875 in Paris, France
- Died July 2, 1936
- 1935Vagabond LadyFilmCafé Doorman (uncredited)
- 1934Stand Up and Cheer!FilmReformer
- 1931The Squaw ManFilmMeadows - the Butler
- 1931Men Call It LoveFilmBrandt
- 1930Party GirlFilmRobert Lowry
- 1929PrisonersFilmProsecuting Attorney
- 1928The Last WarningFilmCoroner
- 1928Burning DaylightFilmThe Stranger
- 1928The Divine SinnerFilmAmb. D'Ray
- 1928The Cheer LeaderFilmJohn Crandall
- 1927The Shield of HonorFilmA.E. Blair
- 1927The Heart of MarylandFilmGen. Joe Hooker
- 1926Devil's IslandFilmThe Commandant
- 1926Racing RomanceFilmMr. Channing
- 1925The Unchastened WomanFilmMichael Krellin
- 1923A Woman of Paris: A Drama of FateFilmRevel's Valet (uncredited)
- 1923The Greatest MenaceFilmHerbert Van Raalte
- 1923JazzmaniaFilmAmerican Capitalist
- 1923Human WreckageFilmSteve Stone
- 1922HateFilmDave Hume
- 1921The Four Horsemen of the ApocalypseFilmThe General
- 1921Flower of the NorthFilmThorpe
- 1921Wing ToyFilmYe Low
- 1920The Luck of the IrishFilmRichard Camden
- 1920Polly of the Storm CountryFilmMarcus MacKenzie
- 1920The White CircleFilmNorthmour
- 1919The Way of the StrongFilmJames Leyburn
- 1919The Hushed HourFilmBuck Blodgett
- 1919The Painted WorldFilmMurree
- 1919Two WomenFilmW.G. Griggs
- 1919The Fear WomanFilmSidney Scarr
- 1919As the Sun Went DownFilmArbuthnot
- 1919The Brute BreakerFilmBaptiste Navet
- 1918In Judgment of...FilmAndrew Vail
- 1918ArizonaFilmCapt. Hodgeman
- 1918The Trail To YesterdayFilm
- 1918The Eyes of MysteryFilmRoger Carmichael
- 1917The Beautiful LieFilmMortimer Grierson
- 1917Seven Deadly Sins: GreedFilm
- 1917The Greatest PowerFilmAlbert Bernard (as Harry S. Northrup)
- 1917The Millionaire's DoubleFilmRichard Glendon
- 1917Their CompactFilmAce High Horton
- 1917The Voice of ConscienceFilmDick Liggett
- 1916Fifty-FiftyFilmFormer Prisoner (as H.S. Northrup)
- 1916Britton of the SeventhFilmCaptain Granson
- 1916The Blue Envelope MysteryFilmFischer
- 1916The Traveling SalesmanFilmFranklin Royce
- 1916My Lady's SlipperFilmMarquis du Tremignon
- 1915Lifting the Ban of CoventryFilmCadet David Hanks
- 1915West WindFilmGirot - a Mestizo
- 1915The Battle Cry of PeaceFilm
- 1914Regan's DaughterFilmRegan - Mary's Father and Saloon Proprietor
- 1914Within an AceFilmTom Monroe
- 1914Children of the FeudFilmCarson Belfield
- 1914The ChristianFilmLord Robert Ure
- 1914The Painted WorldFilmMurree
- 1913Alixe; or, the Test of FriendshipFilmArlington Tappan
- 1913Under the DaisiesFilmJohn Mears
- 1912Rock of AgesFilmHer Admirer
- 1912The Mills of the GodsFilmDeWaldis, Giulia's Lawyer
- 1912Where the Money WentFilmFred Hart - the Husband
- 1912Vultures and DovesFilmDetective Burns
- 1912Coronets and HeartsFilm
- 1912The Indian MutinyFilmAn Indian Prince
- 1912The Black SheepFilm
- 1912The Cave ManFilmDagban
- 1912At the Eleventh HourFilmMr. Daley
- 1912The Hindoo's CurseFilmGuy Randall
- 1912The IlluminationFilmMaximus
- 1912The HieroglyphicFilmEdgar Barton
- 1911By Woman's WitFilmThe Husband
- 1911Vanity FairFilmCapt. Rawden Crawley
- 1911Ups and DownsFilmBilly Wallace - the Husband
- 1911Madge of the MountainsFilm
- 1911The Girl and the SheriffFilmThe Sheriff