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The Secret of the Blue Room is a 1933 American pre-Code mystery film directed by Kurt Neumann and starring Lionel Atwill, Gloria Stuart, Paul Lukas, and Edward Arnold. A remake of the German film Geheimnis des blauen Zimmers (1932), it concerns a group of wealthy people who stay at a European mansion that features a blue room that is said to be cursed, as everyone who has stayed there has died shortly after. Three people suggest a wager that each can survive a night in the blue room.