The Wild Wild West S02E16 - The Night of the Tottering Tontine

The Wild Wild West (1965)
S02E16 The Night of the Tottering Tontine
Episode Overview
West and Gordon are tasked with safeguarding Dr. Raven, who is working on a classified weapon. Raven is part of a tontine, an investment collective where the last surviving member inherits the group's assets. When a member of the tontine is murdered and an assassination attempt is made on Raven, the agents jump into action. Their investigation leads them to a booby-trapped house, where two tontine members are scheming to eliminate the competition and claim the funds for themselves.