- HD 1080
- Runtime: 76m.
- Status: Released
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- Languages: en
- Country: United States of America
- Director: George B. Seitz
- Stars: Jackie Cooper, Bonita Granville, Gene Reynolds, Gail Patrick, Ian Hunter
- keywords: false accusations
- Production_studio: Metro-Goldwyn-Mayer
- Slogan: Mystery! Romance! Fighting Sons on a perilious man-hunt
- The Gallant Sons is featured in the top rankings of 1940
- #3 in Top Mystery Movies of 1940
When a teenager's father is accused of murder, the boy and his high-school classmates set out to find the real killer.