Conversation so far:
What was John Wayne's first commercially successful film?
John Wayne's breakthrough role came with John Ford's Stagecoach (1939). It was a huge critical and financial success, and Wayne became a mainstream star.
What was John Wayne's role in the film Shepherd of the Hills?
John Wayne played the role of Young Matt.
Did John Wayne receive any awards for the film Sheperd of the Hills?

Question: What was his next film?
Self-contained rewrite: What was John Wayne's next film after Sheperd of the Hills?