Atto di dolore is an Italian film released in 1990. It stars Claudia Cardinale.
In Milan, Elena (Cardinale), widowed, has to raise her two children Martina and Sandro alone. Life takes a turn for the worse when Sandro becomes a drug addict. Despite his mother's attempts, the boy is unable to rid of his addiction. Sandro becomes violent towards his mother and she eventually decides to kill him.