Ralph Staub Director (10) Sky Bandits (1940) Danger Ahead (1940) Yukon Flight (1940) Chip of the Flying U (1939) Western Jamboree (1938) Prairie Moon (1938) Affairs of Cappy Ricks (1937) The Mandarin Mystery (1936) Country Gentlemen (1936) Sitting on the Moon (1936) Writer (1) Chip of the Flying U (1939)