By Jupiter was based on a comedy, The Warrior's Husband, written by Julian F. Thompson. It was first presented on Broadway on 1924 and revived in 1932 with Katharine Hepburn starring. Bertha Belmore was in the original cast of By Jupiter and the revival of The Warrior's Husband.
All's Fair (pre-Broadway title)
The Warrior's Husband (source material)
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