Murder results when a group of houseguests converge on a chateau, each plotting to steal a valuable Gutenberg Bible.
| Actor | Role |
|---|---|
 Claire DoddJulie Verlaine | Julie Verlaine |
 Alice WhiteDidi Bonfee | Didi Bonfee |
 Osgood PerkinsMartin | Martin |
 Jack La RueLucien Vonaire | Lucien Vonaire |
 George E. StoneArmand | Armand |
 Clark WilliamsPaul De Brunay | Paul De Brunay |
 William FavershamMonsieur Fos / Professor Racque | Monsieur Fos / Professor Racque |
 Ferdinand GottschalkChief Inspector Marotte | Chief Inspector Marotte |
 DeWitt JenningsLouis Bardou | Louis Bardou |
| HHelen WareMadame Rombiere | Madame Rombiere |
 Frank ReicherAuctioneer | Auctioneer |
 Alphonse EthierCommissioner | Commissioner |
| CCecil ElliottCook | Cook |