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| Año | Título | Personaje | Valoración |
|---|---|---|---|
| 1943 | Law of the Northwest | Jean Darcy | ☆☆☆☆☆ |
| 1943 | Headline | Distinguished Man (uncredited) | ★★★☆☆ |
| 1942 | The Mad Monster | Professor Warwick | ★★☆☆☆ |
| 1940 | The Courageous Dr. Christian | Sam | ★★★☆☆ |
| 1939 | Wall Street Cowboy | Bainbridge | ★★★☆☆ |
| 1939 | Daredevils of the Red Circle | Doctor in Hospital | ★★★☆☆ |
| 1939 | La torre de Londres | Sherriff (uncredited) | ★★★☆☆ |
| 1939 | Heritage of the Desert | Judge Stevens | ★★★☆☆ |
| 1939 | La máscara de hierro | Jean Paul | ★★★★☆ |
| 1939 | New Frontier | Judge Bill Lawson | ★★★☆☆ |
| 1939 | Rovin' Tumbleweeds | Higgins - a Migrant | ★★☆☆☆ |
| 1939 | The Witness Vanishes | Sir John Digby | ★★★☆☆ |
| 1938 | Mysterious Mr. Moto | Policeman | ★★★☆☆ |
| 1937 | It Happened Out West | Middleton | ☆☆☆☆☆ |
| 1937 | The Great Barrier | James Hill | ★★★☆☆ |
| 1936 | El pequeño Lord | Newick | ★★★★☆ |
| 1936 | The Girl from Mandalay | Dr. Collins | ★★☆☆☆ |
| 1936 | El último mohicano | Duke of Newcastle | ★★★☆☆ |
| 1936 | Lloyds de Londres | Second Captain | ★★★★☆ |
| 1936 | O'Malley of the Mounted | Commissioner | ☆☆☆☆☆ |
| 1935 | La novia de Frankenstein | Hans | ★★★★☆ |
| 1935 | The Red Blood of Courage | Mark Henry / Pete Drago | ★★☆☆☆ |
| 1935 | El embrujo de Manhattan | Chief Customs Inspector | ★★★★☆ |
| 1935 | El cardenal Richelieu | Agitator | ★★★★☆ |
| 1935 | A Dog of Flanders | Official with Court Order (uncredited) | ★★★★☆ |
| 1935 | Strangers All | Judge | ★★★☆☆ |
| 1935 | Mutiny Ahead | Captain Martin | ★★☆☆☆ |
| 1935 | El lobo humano | Timothy the Falden Caretaker (uncredited) | ★★★☆☆ |
| 1934 | You Can't Buy Everything | Mr. Tom Sparks | ★★★★☆ |
| 1934 | Half a Sinner | Sheriff John King | ☆☆☆☆☆ |
| 1934 | Great Expectations | Judge | ★★★☆☆ |
| 1934 | La espía número 13 | Colonel Storm (uncredited) | ★★★☆☆ |
| 1934 | Una noche de amor | Stage Manager | ★★★☆☆ |
| 1933 | Volando hacia Río de Janeiro | Banker | ★★★☆☆ |
| 1933 | Secretaria particular | Mr. Wallace | ★★★☆☆ |
| 1933 | Ann Vickers | Chaplain | ★★★☆☆ |
| 1933 | Rosa de medianoche | Trial Judge (uncredited) | ★★★☆☆ |
| 1933 | Fast Workers | Judge (Uncredited) | ★★★☆☆ |
| 1933 | Parachute Jumper | The Colonel (uncredited) | ★★★☆☆ |
| 1933 | Doctor Bull | Dr. Bull Supporter #1 | ★★★☆☆ |
| 1933 | Goldie Gets Along | Uncle Saunders | ★★☆☆☆ |
| 1933 | King Kong | Ship's Engineer (uncredited) | ★★★★☆ |
| 1933 | El gran domador | John Whipple | ★★★☆☆ |
| 1932 | Pecadores sin careta | Mr. Blake | ★★☆☆☆ |
| 1932 | Alcohol prohibido | Judge Brandon | ★★★☆☆ |
| 1932 | Mayoría de edad | Mr. Swale | ★★★☆☆ |
| 1932 | The Washington Masquerade | Senator Fred Withers | ★★★☆☆ |
| 1932 | The Woman from Monte Carlo | Defense Attorney | ★★★☆☆ |
| 1932 | Plumas de caballo | Retiring Collage President (uncredited) | ★★★☆☆ |
| 1932 | Soy un fugitivo | Mr. Parker (uncredited) | ★★★★☆ |
| 1932 | The World and the Flesh | Markov | ★★★★★ |
| 1932 | Afraid to Talk | Judge MacMurray | ★★★☆☆ |
| 1932 | Justicia | District Attorney Grant (uncredited) | ★★★☆☆ |
| 1932 | Como tú me deseas | Dr. Reinhardt | ★★★☆☆ |
| 1932 | This Reckless Age | Lester Bell | ★★★☆☆ |
| 1932 | Si yo tuviera un millón | Otto K. Bullwinkle (uncredited) | ★★★☆☆ |
| 1931 | Son éstos nuestros hijos? | Judge | ★★★☆☆ |
| 1931 | Mata Hari | Prosecutor (uncredited) | ★★★☆☆ |
| 1931 | Corianton: A Story of Unholy Love | ☆☆☆☆☆ | |
| 1926 | Clothes Make the Pirate | Captain Montague | ☆☆☆☆☆ |
| 1919 | The Cinema Murder | Power's 'Man Friday' | ☆☆☆☆☆ |
Películas destacadas de Reginald Barlow
Estas son las películas más destacadas en las que ha trabajdo:
