Mascot, 15 Chapters, 1935. Starring Tom Mix, Charles Middleton, Joan Gale, Edward Hearn, Bob Kortman, Edmund Cobb, Max Wagner, Edward Earle, Jason Robards Sr., Jack Rockwell, and Tony Jr.
Universal, 13 Chapters, 1946. Starring Peter Cookson, Paul Guilfoyle, Virginia Christine, Victoria Horne, Edward M. Howard, Janet Shaw, Harold Goodwin, Cy Kendall, Danny Morton, Jack Ingram, Edmund Cobb, Helen Bennett, Al Woods, Fred Coby, Guy Wilkerson.
Universal, 13 Chapters, 1944. Starring Robert Lowery, Marjorie Clements, Lyle Talbot, Arthur Hohl, Francis McDonald, Mantan Moreland, Oscar O’Shea, Marion Martin, Eddie Quillan, Eddy Waller.
Universal, 12 Chapters, 1941. Starring Billy Halop, Huntz Hall, William Hall, Stanley Blystone, Reed Hadley, John McGuire, Hally Chester, Gabriel Dell, Bernard Punsly, Mary Field, Marcia Ralston, Edward Keane.
Victory, 15 Chapters, 1937. Starring Herbert Rawlinson, Ralph Byrd, Joan Barclay, Dickie Jones, Sam Flint, Lloyd Hughes, Jimmy Aubrey, Bob Terry, Lucille Lund, and ? as the Scorpion.
Columbia, 15 Chapters, 1939. Starring ? as the Black Falcon, Robert Paige, Richard Fiske, James Craig, Lorna Gray, Sammy McKim, Forbes Murray, Dick Curtis, Don Beddoe.
Republic, 12 Chapters, 1951. Starring Walter Reed, Mary Ellen Kay, Dick Curtis, John Pickard, Fred Coby, Pierce Lyden, Mauritz Hugo, George Meeker, Arthur Space.
Columbia, 15 Chapters, 1938. Starring Warren Hull, Iris Meredith, Richard Fiske, Kenneth Duncan, Forbes Murray, Marc Lawrence, Don Douglas, and ? as The Octopus.
Columbia, 15 Chapters, 1951. Starring Jock Mahoney, Virginia Herrick, William Fawcett, Hal Landon, Jack Ingram, George Eldredge, Rusty Wescoatt, Dick Curtis.
Universal, 13 Chapters, 1945. Starring Milburn Stone, Jan Wiley, Dennis Moore, Addison Richards, George Lynn, Byron Foulger, Al LaRue, Roland Varno, Sarah Padden, Russell Hicks, Maris Wrixon.