In the episode "Ransom for a Dead Man", Margaret, the daughter of the victim, assisted Columbo in catching the murderer. Who was the murderer in relation to Margaret herself?

The murderer in this episode was played by Lee Grant, Margaret's stepmother, who killed her husband and then worked out an elaborate kidnapping plot to cover her tracks.

Asked by Vasilii Kulev · Last updated 5 years ago · 1.9K views · SOURCE