Mannix

Season 1, Episode 17

Episode Title: Deadfall (1)

Air Date: 1968-01-20

Overview:

The strong friendship between Lew Wickersham and Mannix melts into a violent and deathly feud. The bitter battle begins when Mannix launches an investigation into the theft of a highly secret formula for the development of a laser ray. Stolen plans and sabotage involve Intertect and their agents.