King of the Underworld features an early role for Humphery Bogart in one of his many gangster roles.<br /><br />He plays Joe Gurney who uses a female doctor to treat his men and pays her for it. He follows her when she goes to live with her Auntie after one of Gurney's men kills her doctor husband who also worked for him. Gurney kidnaps an author on his way to find the female doctor and gets him to write his life story and he then plans to kill him. He finally meets up with the doctor and after she gives Gurney and his men a substance that makes them temporarily blind, she and the author, who have now fallen in love manage to escape just as police arrive...<br /><br />Joing the excellent Bogie in the cast are Kay Francis, James Stephenson and John Eldredge.<br /><br />Watching King of the Underworld is a good way to spend just over an hour one evening.<br /><br />Rating: 3 stars out of 5.