The Wild Wild West

The Night of the Cadre (2x26)

Air date: Mar 24, 1967

Agent James West goes to see Warden Primwick, who releases the condemned murderer, Ralph Kleed, in his presence. But when Kleed blows a whistle, causing the warden to attack West, Jim must discover what's behind Kleed's diabolical plan and stop him before it's too late.