Robert N. Bradbury
- West of the Brazos
1950 Screenplay
- Forbidden Trails
1941 Director
- The Phantom Stage
1939 Story
- Sing Cowboy Sing
1937 Director
- Trouble in Texas
1937 Director
- Hittin' the Trail
1937 Director
- Riders of the Rockies
1937 Director
- The Trusted Outlaw
1937 Director
- Where Trails Divide
1937 Director
- Danger Valley
1937 Director
- Riders of the Dawn
1937 Director
- Stars Over Arizona
1937 Director
- God's Country and the Man
1937 Director
- Romance of the Rockies
1937 Director
- Cavalry
1936 Director
- Brand of the Outlaws
1936 Director
- Last of the Warrens
1936 Director
- The Law Rides
1936 Director
- The Gun Ranger
1936 Director
- Headin' for the Rio Grande
1936 Director
- Valley of the Lawless
1936 Director
- The Kid Ranger
1936 Director
- Smokey Smith
1935 Director
- Texas Terror
1935 Director
- Alias John Law
1935 Director
- Westward Ho
1935 Director
- Rainbow Valley
1935 Director
- The Dawn Rider
1935 Director
- Lawless Range
1935 Director
- Between Men
1935 Director
- The Courageous Avenger
1935 Director
- The Rider of the Law
1935 Director
- Sundown Saunders
1935 Director
- No Man's Range
1935 Director
- Tombstone Terror
1935 Director
- Big Calibre
1935 Director
- Trail of Terror
1935 Director
- Kid Courageous
1935 Director
- Avenging Angel
1935 Director
- The Lucky Texan
1934 Director
- The Trail Beyond
1934 Director
- West of the Divide
1934 Director
- The Lawless Frontier
1934 Director
- The Man from Utah
1934 Director
- Blue Steel
1934 Director
- The Star Packer
1934 Director
- Happy Landing
1934 Director
- Western Justice
1934 Director
- Claim Jumpers
1934 Director
- Rodeo Rocketeers
1934 Director
- The Shadow Gang
1934 Director
- Next Of Kin
1934 Director
- Klondike Gold
1934 Director
- Vengence is Mine
1934 Director
- Bandits of the Badlands
1934 Director
- Galloping Romeo
1933 Director
- Riders of Destiny
1933 Director
- Ranger's Code
1933 Director
- The Gallant Fool
1933 Director
- Breed of the Border
1933 Director
- The Man from Hell's Edges
1932 Director
- Hidden Valley
1932 Director
- Law of the West
1932 Director
- Texas Buddies
1932 Director
- Riders of the Desert
1932 Director
- Son of Oklahoma
1932 Director
- Dugan of the Badlands
1931 Director
- A Son of the Plains
1931 Director
- The Bantam Cowboy
1928 Story
- Headin' for Danger
1928 Director
- Lightning Speed
1928 Director
- Red Riders of Canada
1928 Supervising Producer
- Driftin' Sands
1928 Supervising Producer
- With Sitting Bull at the Spirit Lake Massacre
1927 Director
- The Mojave Kid
1927 Director
- Cyclone of the Range
1927 Supervising Producer
- The Border Sheriff
1926 Director
- With Daniel Boone Thru the Wilderness
1926 Director
- Looking for Trouble
1926 Director
- With Davy Crockett at the Fall of the Alamo
1926 Director
- North of Nome
1925 Bruce McLaren
- Just Plain Folks
1925 Director
- The Danger Zone
1925 Director
- Hidden Loot
1925 Director
- Riders of Mystery
1925 Director
- Behind Two Guns
1924 Director
- The Phantom Horseman
1924 Director
- The Man from Wyoming
1924 Director
- The Galloping Ace
1924 Director
- Wolf Tracks
1923 Director
- The Forbidden Trail
1923 Director
- The Red Warning
1923 Director
- Desert Rider
1923 Director
- The Opossum
1922 Director
- Dangerous Trails
1922 Director
- Mysterious Tracks
1922 Director
- Riders of the Law
1922 Director
- Trapping the Wildcat
1921 Director
- Catching a Coon
1921 Director
- The American Badger
1921 Director
- The Civet Cat
1921 Director
- Trailing the Coyote
1921 Director
- Mother o' Dreams
1921 Director
- The Heart of Doreon
1921 Director
- Catching a Fox
1921 Director
- A Day in the Wilds
1921 Director
- Trapping the Coyote
1921 Director
- Catching a Koala Bear
1921 Director
- Trapping The Bob Cat
1921 Director
- Trapping the Mountain Lion
1921 Director
- The Skunk
1921 Director
- Capturing a Canadian Lynx
1921 Director
- The Spirit of the Lake
1921 Director
- The Honor of Rameriz
1921 Director
- Beyond the Trail
1921 Director
- The Courage of Marge O'Doone
1920 Writer
- The Adventures of Bob and Bill
1920 Director
- Perils of Thunder Mountain
1919 Director
- Jacques of the Silver North
1919 Writer
- The Last of His People
1919 Director
- The Woman in the Web
1918 Baron Kovsky
- Cavanaugh of the Forest Rangers
1918 Sam Gregg
- The Wild Strain
1918 Col. Bull
- The Fighting Grin
1918 Story
- Nobody's Wife
1918 Story
- The Man from Tia Juana
1917 Williams from Tia Juana
- A Bathtub Bandit
1917 Jimmy the Monkey Wrench / Bath Tub Bandit
- To Have and to Hold
1916 Jeremy Sparrow
- The Turquoise Mine Conspiracy
1916 Jim Bliss
- The Fighting Heiress
1916 Jim Bliss
- The Gun Runners
1916 Arenzo
- The Poisoned Dart
1916 Ripley
- The Target
1916 Writer
- Tennessee's Pardner
1916 Bill Kent
- The Girl from Frisco
1916 multiple roles
- A Gutter Magdalene
1916 Sheriff Barrett
- Colorado
1915 Col. Kincaid (as Ronald Bradbury)
