Gene Gauntier, J.P. McGowan, Montague Sidney, G. Howard Barton, and Thomas J. Wentworth in From the Manger to the Cross (1912)

Helen Holmes, Paul Hurst, and J.P. McGowan in Whispering Smith (1916)

Helen Holmes, Leo D. Maloney, and J.P. McGowan in A Railroader's Bravery (1915)

Helen Holmes and J.P. McGowan in The Girl Telegrapher's Peril (1915)

Helen Lindroth and J.P. McGowan in The Poacher's Pardon (1912)

J.J. Clark, J.P. McGowan, and Robert G. Vignola in Down Through the Ages (1912)

J.P. McGowan in Dust of the Desert (1912)

Guy Coombs, Gene Gauntier, and J.P. McGowan in Victim of Circumstances (1912)

J.P. McGowan in Captain Rivera's Reward (1912)

Helen Holmes and J.P. McGowan in Gilt Edge Stocks (1913)

Edna Aslin, Alfred Hewston, Cliff Lyons, J.P. McGowan, and Bob Steele in The Cowboy and the Outlaw (1929)

J.P. McGowan and G. Howard Barton in From the Manger to the Cross (1912)

Gene Gauntier and J.P. McGowan in Tragedy of the Desert (1912)

Gene Gauntier and J.P. McGowan in Captured by Bedouins (1912)

Gene Gauntier and J.P. McGowan in The Fighting Dervishes of the Desert (1912)

Billie Bennett, William Earle, Carmelita Geraghty, J.P. McGowan, John Miljan, Pat O'Malley, Philip Sleeman, and Leo White in The Slaver (1927)

Anna Clark, J.J. Clark, Gene Gauntier, and J.P. McGowan in His Mother (1912)

Ray Corrigan, Kay Hughes, and J.P. McGowan in The Three Mesquiteers (1936)

Gene Gauntier and J.P. McGowan in Special Messenger (1911)

J.P. McGowan and Charles Starrett in Secret Patrol (1936)

Finis Barton, Michael Heppell, Reginald Hincks, Ted Mapes, J.P. McGowan, James McGrath, William Millman, Henry Mollison, and Charles Starrett in Secret Patrol (1936)

Gene Autry, Tom London, and J.P. McGowan in Guns and Guitars (1936)

Finis Barton, J.P. McGowan, and Charles Starrett in Stampede (1936)

Frank Leigh and J.P. McGowan in Below the Deadline (1929)

Helen Holmes and J.P. McGowan in The Lost Express (1917)

Helen Holmes and J.P. McGowan in The Fast Freight (1926)