Hawaii Five-O

Season 2 Episode 23

Three Dead Cows at Makapuu (1)

Aired Thursday 8:00 PM Feb 25, 1970 on CBS

Episode Recap

Dr. Alexander Kline, a biological scientist, views his work as evil, and to prove it, he plans to unleash a deadly germ that would kill thousands. Three dead cows lead McGarrett on a desperate chase to track down the toxin, involving a friendly telephone operator and top Washington agents.