In a Scottish sanitarium, a brilliant research psychiatrist works on a treatment for dementia praecox. He falls for his altruistic female lab assistant and they begin a passionate, tragic relationship.

• Warner Bros. Pictures
• James Stephenson
• Geraldine Fitzgerald
• Donald Crisp
• Barbara O'Neil
• Montagu Love
• Sig Ruman
• G.P. Huntley
• Richard Ainley