- The play opened in New York City, New York, USA on 19 November 1919 and had 223 performances. Writer George Scarborough filed a lawsuit against M-G-M over alterations in his play, but the outcome of the suit has not been determined.
- Robert Z. Leonard took over as director for about 10 days when Clarence Brown fell it with the flu.
- Special lighting techniques were employed to make Chinatown look gaudy by day and drab at night.
- 400 Chinese extras went on strike after filming had started, until they were served the kind of food they liked.
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