His Name Was Arthur Leigh Allen (2008)

Those who crossed paths with Arthur Leigh Allen—friends, investigators, and fleeting acquaintances—share their recollections in this probing look at the Zodiac case’s foremost suspect. Over 41½ minutes, their stories paint a complex portrait of a man who never escaped suspicion. Yet, as the final credits roll, the central mystery endures: was he the Zodiac, or merely a hauntingly plausible answer? The question lingers, unresolved and maddening.