Hawaii Five-O (1968)

Episode Overview

Dr. Royce, a research scientist, finds himself caught in a dangerous scheme orchestrated by revolutionaries who plan to smuggle him off the islands via submarine. McGarrett is determined to thwart their plans, but he faces additional challenges as federal agents complicate the investigation. With time running out, he must navigate the tangled web of deception and betrayal to save Royce and prevent the revolutionaries from succeeding.