- California Doubling: Chatsworth, California doubled for the 'on-location' scenes.
- Creator Backlash: Paul Muni disliked the fact that he was playing a Chinese character - "I'm about as Chinese as Herbert Hoover" - and would frequently go AWOL from the set.
- Disowned Adaptation: Pearl S Buck disliked the decision to cast white American actors in the Chinese roles.
- Executive Meddling:
- Anna May Wong wanted to play O-Lan but the Hays Code prevented her from playing Paul Muni's wife - due to an anti-miscegnation rule.note
- The Chinese government threatened to boycott the film if any Japanese actors were cast.
- Fake Nationality: Americans playing Chinese characters. Some of the supporting cast are Chinese-American however.
- Paul Muni and Luise Rainer were immigrants from the Ukraine and Austria, respectively.
- Troubled Production: The Hays Code demanded about twenty rewrites in total and it took about three years to get the film made.
- What Could Have Been:
- Special effects experts were unable to produce an authentic looking locust plague. They were preparing to abandon the scene when they got word of a real locust swarm several states away. A camera crew was rushed to the scene to film it.
- Filmmakers wanted to shoot some footage in China, but the country was fighting off a Japanese invasion and also dealing with communist rebels, so it was deemed unsafe. Originally they wanted to shoot entirely in China but the government wanted full censorial control. The film ended up shot in America.
- Anna May Wong was offered the role of Lotus as a consolation for not being allowed to play O-Lan. Furious that she was offered the only non-sympathetic character in the story, she turned it down.
- James Stewart screen-tested for the part of Wang Lung, and almost got it. Barbara Stanwyck also screen-tested for O-Lan.
Trivia / The Good Earth