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Desert Phantom (1936)
directed by Roy S. Luby
featuring Johnny Mack Brown, Ted Adams, Karl Hackett, Hal Price -
The Texas Marshal (1941)
directed by Sam Newfield
featuring Tim McCoy, Kay Leslie, Karl Hackett, Edward Peil Sr. -
Six-Gun Trail (1938)
directed by Sam Newfield
featuring Alden Chase, Ben Corbett, Donald Gallagher, Karl Hackett, Nora Lane -
Outlaw of the Plains (1946)
directed by Sam Newfield
featuring Roy Brent, Budd Buster, John Cason, Larry "Buster" Crabbe, Karl Hackett -
Trail of Vengeance (1937)
directed by Sam Newfield
featuring Johnny Mack Brown, Iris Meredith, Warner P. Richmond, Karl Hackett, Earl Hodgins -
Frontier Fugitives (1945)
directed by Harry L. Fraser
featuring Budd Buster, Frank Ellis, Karl Hackett, Jack Hendricks, Jack Ingram -
Cavalry (1936)
directed by Robert North Bradbury
featuring Frances Meller Grant, Karl Hackett, Hal Price, Bob Steele, William Welch -
Phantom Ranger (1938)
directed by Sam Newfield
featuring Tim McCoy, Suzanne Kaaren, Karl Hackett, John Merton, Charles King -
Paroled to Die (1937)
directed by Sam Newfield
featuring Bob Steele, Karl Hackett, Horace Murphy, Steve Clark -
Frontier Crusader (1940)
directed by Sam Newfield
featuring Tim McCoy, Dorothy Short, Lou Fulton, Karl Hackett, Ted Adams -
Tex Rides with the Boy Scouts (1937)
directed by Ray Taylor
featuring Tex Ritter, Ann Evers, Marjorie Reynolds, Charles King, Horace Murphy, Karl Hackett, Edward Cassidy -
The Ranger's Roundup (1938)
directed by Sam Newfield
featuring Fred Scott, Christine McIntyre, Earl Hodgins, Karl Hackett -
Wolves of the Range (1943)
directed by Sam Newfield
featuring Frances Gladwin, I. Stanford Jolley, Karl Hackett -
The Traitor (1936)
directed by Sam Newfield
featuring Tim McCoy, Karl Hackett, Jack Rockwell, Pedro Regas -
Lightnin' Bill Carson (1936)
directed by Sam Newfield
featuring Tim McCoy, Lois January, Rex Lease, Harry Worth, Karl Hackett -
Thundering Gun Slingers (1944)
directed by Sam Newfield
featuring Larry "Buster" Crabbe, Frances Gladwin, Karl Hackett, Charles King -
Enemy of the Law (1945)
directed by Harry L. Fraser
featuring Edward Cassidy, Ben Corbett, Frank Ellis, Karl Hackett, Henry Hall -
Bulldog Courage (1935)
directed by Sam Newfield
featuring Eddie Buzzard, John Elliott, Paul Fix, Karl Hackett, Lois January -
The Red Rope (1937)
directed by Roy S. Luby
featuring Bob Steele, Lois January, Forrest Taylor, Karl Hackett -
The Feud Maker (1938)
directed by Sam Newfield
featuring Bob Steele, Marion Weldon, Karl Hackett, Frank Ball, Budd Buster -
The Lone Rider in Cheyenne (1942)
directed by Sam Newfield, Sigmund Neufeld
featuring Roy Barcroft, Lynton Brent, George Cheseboro, Kenne Duncan, Karl Hackett -
Border Phantom (1937)
directed by Roy S. Luby
featuring Bob Steele, Harley Wood, Don Barclay, Karl Hackett, Horace Murphy -
Batman [Serial] (1943)
directed by Lambert Hillyer
featuring Lewis Wilson, Michael Vallon, Douglas Croft, John Maxwell, J. Carrol Naish, Karl Hackett, Ted Oliver, George Cheseboro -
Brand of the Devil (1944)
directed by Harry L. Fraser
featuring Budd Buster, Karl Hackett, Ellen Hall, Reed Howes, I. Stanford Jolley