Thundering Frontier
- Ár: 1940
- Land: United States of America
- Genre: Western
- Stúdíó: Columbia Pictures
- Lykilorð: cowboy, train robbery
- Leikstjóri: D. Ross Lederman
- Leikarar: Charles Starrett, Iris Meredith, Ray Bennett, Alex Callam, Carl Stockdale, Fred Burns
