Robert Thornby Filmography
- Actor (50 credits)
- Quantrell's Son (1914) Quantrell's Son
- The Return of Jack Bellew (1914) Bill
- Sandy and Shorty Start Something (1914) Sandy
- The Great Universal Mystery (1914) играет самого себя
- The Power That Rules (1913)
- The Fortune Hunters of Hicksville (1913)
- Sleuths Unawares (1913) Sandy
- The Race (1913) Charles Wayburn, a Banker
- The Whispered Word (1913) Jim Dexter
- A Corner in Crooks (1913) Sandy - a Wandering Vagabond
- Bedelia Becomes a Lady (1913) A Visitor from the City
- What God Hath Joined Together (1913) Spanish Dan
- Sandy Gets Shorty a Job (1913) Sandy
- After the Honeymoon (1913) Jack
- The Wrong Pair (1913) Robert, The Runaway Bridegroom
- The Angel of the Desert (1913) The Gambler
- A Pair of Prodigals (1913) Sandy
- The Sea Maiden (1913)
- The Winning Hand (1913) Manuelo Mandazo
- Tangled Threads (1913) Jim, Alice's Sweetheart
- When the Desert Was Kind (1913) Jim Duncan - the Desperado
- The Triumph of Right (1912) Mexican Luke - a Criminal
- Bill Wilson's Gal (1912) Proprietor of the Saloon
- The Star Reporter (1912) Jack Wilson - the Star Reporter
- When California Was Young (1912) Don Sylvia - José's Rival
- Sheriff Jim's Last Shot (1912) Black Burke - the Outlaw
- The Craven (1912) Harvey Fiske
- Natoosa (1912) Red Hawk - the Indian Chief
- Destiny Is Changeless (1912)
- The Better Man (1912) Miguel Gomez
- A Wasted Sacrifice (1912) Jack Martin - Gambler
- The Fatherhood of Buck McGee (1912) Buck McGee
- The Redemption of Red Rube (1912) Red Rube - the Outlaw
- How States Are Made (1912) Bill Slick - a Roving Vagabond
- The Greater Love (1912) The Kansas Kid
- The Price of Big Bob's Silence (1912) Long Bill, an Outlaw
- At the End of the Trail (1912) Manuel Lopez - a Horse Thief
- The Curse of the Lake (1912) The Indian Maiden's Brother
- Her Spoiled Boy (1912) Bobby Bristow
- Una of the Sierras (1912)
- The Ancient Bow (1912) John Strong
- The Redemption of Ben Farland (1912) Luke, an Outlaw
- A Girl of the West (1912) Scarfaced Bill - the Rustler
- After Many Years (1912) Malede - an Outlaw
- Omens of the Mesa (1912) Texas Reilly - the Outlaw
- The Half-Breed's Daughter (1911)
- Beyond the Law (1911) Lee Hayes
- The Voiceless Message (1911)
- The Black Chasm (1911)
- The Indian Flute (1911) Wild Fox
- Director (81 credits)
- Young Hollywood (1927)
- West of Broadway (1926)
- The Drivin' Fool (1923)
- Stormswept (1923)
- The Trap (1922)
- The Sagebrush Trail (1922)
- The Blazing Trail (1921)
- The Fox (1921)
- Magnificent Brute (1921)
- The Deadlier Sex (1920)
- Felix O'Day (1920)
- The Girl in the Web (1920)
- Half a Chance (1920)
- When My Ship Comes In (1919)
- Are You Legally Married? (1919)
- The Prince and Betty (1919)
- Fighting Cressy (1919)
- Carolyn of the Corners (1919)
- Rose o' the River (1919)
- Fallen Angel (1918)
- Lawless Love (1918)
- A Little Sister of Everybody (1918)
- Her Inspiration (1918)
- Molly Entangled (1917)
- The Hostage (1917)
- Forbidden Paths (1917)
- On Dangerous Ground (1917)
- Little Miss Optimist (1917)
- The Fair Barbarian (1917)
- A Kiss for Susie (1917)
- Little Billy's School Days (1916)
- A Woman's Power (1916)
- The Crucial Test (1916)
- Her Maternal Right (1916)
- The New South (1916)
- The Almighty Dollar (1916)
- Billie's Strategy (1915)
- Olive's Hero (1915)
- Olive's Love Affair (1915)
- Olive's Pet (1915)
- Playmates (1915)
- Billy's Riot (1914)
- The Race (1914)
- Little Billy's City Cousin (1914)
- Little Billy's Triumph (1914)
- Little Billy's Strategy (1914)
- A Bear Escape (1914)
- A Rural Affair (1914)
- Papa's Boy (1914)
- Lost in the Studio (1914)
- Tommy's Tramp (1914)
- Quantrell's Son (1914)
- Billy's Vacation (1914)
- Billy's Charge (1914)
- Carmen's Romance (1914)
- Kids (1914)
- The Battle (1914)
- It's a Boy! (1914)
- The Little Bugler (1914)
- Kid Love (1914)
- The Return of Jack Bellew (1914)
- The Flirt (1914)
- A Beach Romance (1914)
- Sandy and Shorty Start Something (1914)
- The Broken Doll (1914)
- Old California (1914)
- A Race for Life (1914)
- A False Move (1914)
- The Fortune Hunters of Hicksville (1913)
- Sleuths Unawares (1913)
- The Race (1913)
- Sandy Gets Shorty a Job (1913)
- Bianca (1913)
- Our Children (1913)
- A Broken Melody (1913)
- Little Kaintuck (1913)
- Back to Eden (1913)
- A Pair of Prodigals (1913)
- His Lordship Billy Smoke (1913)
- Tangled Threads (1913)
- Her Faith in the Flag (1913)
- Operator (1 credits)
- Writer (3 credits)
