The Most Dangerous Animal of All | Official Trailer [HD] | FX

Will the truth about his father lead him to the Zodiac Killer? Watch the OFFICIAL TRAILER for The Most Dangerous Animal of All, the first-ever FX Documentaries series.

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Based on The New York Times best-selling book of the same name, The Most Dangerous Animal of All is a four-part documentary series on FX that explores one man's search for the father who abandoned him, only to uncover the worst: he believes his father is the Zodiac killer, one of the most infamous serial killers in American history.

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The Most Dangerous Animal of All | Official Trailer [HD] | FX
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