The four-part docuseries, premiering March 6, follows author Gary Stewart's search to find out if his father is the notorious Zodiac Killer. “The wanted sketch (of the Zodiac Killer) just made my heart stop for an instant, because I had seen that face before and it looked just like my father,” says Stewart.
TOPICS: The Most Dangerous Animal of All, FX, Gary Stewart, Trailers & Teasers