The Mother Hubbard Case is a Sherlock Holmes television movie from 1954.
It stars Ronald Howard as Holmes, H. Marion Crawford as Dr. Watson and Archie Duncan as Inspector Lestrade.
A young girl is lost and she gives a man her address, where she lives.
He takes her home but later his body is found at the house, which is unoccupied.
Other murders follow an identical pattern and the crimes are solved by Holmes.
An old lady has been using the girl to lure men, the woman then poisons them and hides the bodies.
Movie pages here.