Bank clerk William Marble is desperate for money to pay his family's bills. When his wealthy nephew visits, Marble asks him for a loan, but the young man refuses. Marble decides to kill his nephew. It is a twisted path to justice after Marble is transformed by the crime he committed and the wealth he gains.
| Actor | Role |
|---|---|
 Charles LaughtonWilliam Marble | William Marble |
 Maureen O'SullivanWinnie Marble | Winnie Marble |
 Dorothy PetersonAnnie Marble | Annie Marble |
 Verree TeasdaleMarguerite Collins | Marguerite Collins |
 Ray MillandJames Medland | James Medland |
 Billy BevanCharlie Hammond | Charlie Hammond |
 Halliwell HobbesA Prospective Tenant | A Prospective Tenant |
 William StackA Doctor | A Doctor |