Hawaii Five-O (1968)

S11E1 The Sleeper

Following the assassination of a government operative, McGarrett is tasked with uncovering the mole within a high-security research facility. As he delves deeper into the investigation, he navigates a web of deception and intrigue, racing against time to discover who among the scientists can be trusted. With tensions rising and the stakes higher than ever, McGarrett must rely on his instincts and skills to expose the traitor before more lives are lost.