Hawaii Five-O (1968)

S6E18 Secret Witness

A young man becomes an unwilling observer to a murder, which places him and his loved ones in grave danger as the perpetrator seeks to eliminate any potential witnesses. As the threat escalates, he must navigate a treacherous path to protect his family while grappling with the weight of his silence. With the murderer closing in, he faces the difficult choice of coming forward or risking everything to keep his family safe.