The ware case (1928)

Eustace Ede, the unhinged brother of Lady Magda Ware, is discovered drowned in the lake of her country house. While most assume it to have been suicide, a detective inspector's persistence finally leads to the arrest of Magda's husband, Sir Hubert Ware. The subsequent murder trial turns into a major society scandal, and the strain on Sir Hubert's mind may prove too much for him whether he is found innocent or guilty....