[2] The story centers around the murder of a wealthy man despised by most of his relatives, with his spirit returning from the afterlife to guide his daughter in uncovering the identity of his killer.

Wealthy, middle-aged financier Giorgio Mainardi lies in a hospital bed surrounded by his family.

The following day, Giorgio's daughter Rosie visits the Mainardi estate, having taken a leave of absence from her college studies to attend his funeral and the reading of the will.

Her elderly husband, Giorgio's father Paolo, is also near death from a recent stroke and cannot move or speak.

However, Gianni, a medical student with access to the pathology lab, found splinters of glass in the intestines before the accident occurred later that night.

The Maitre'd says that the couple pitched into an argument when they arrived over Giorgio wanting to end their clandestine affair.

Rosie returns to the house but accidentally discovers that her drinks have been poisoned when a hypodermic hole is found at the top of one of her soda cans.

Hilda admits the plot to kill Giorgio for his money and adds that Lucy knew about the scheme but did nothing to stop them.

In case of discovery, David was encouraged to play with the mortar and pestle, grinding up a light bulb into splinters and adding them to the water in the ice-cube tray as a "game."

"[7] Voci dal profondo was released theatrically in Italy on March 1, 1994 at a running time of 89 minutes.

It's a wonderful movie with the wrong cast" specifically describing Karina Huff as "unpleasant, Del Prete is completely out of the role, the mother-in-law is too wicked and you understand immediately that she is the killer.