Rory Culkin

A young woman seeking help at a free clinic reveals injuries that may be a possible rape.

A young woman seeking help reveals injuries leads Benson to investigate a possible rape

Based on true events, "The Zodiac" is a psychological thriller detailing a string of gruesome murders in the Bay Area in the late 1960s and the impact on the victims, their families and the wider community. A small town cop (Justin Chambers) and his son (Rory Culkin) become obsessed with the Zodiac killer, endangering their family in the midst of the explosive media frenzy surrounding one of the most notorious and elusive serial killers in American history.