S.W.A.T. (1975)

S1E9 The Bravo Enigma

Following a thwarted assassination attempt on a Senator, a cunning criminal mastermind recruits the globe-trotting assassin Bravo to complete the mission. Hondo and his team face a formidable challenge as they track down this elusive killer, who inadvertently unleashes a deadly plague across Los Angeles while on the run.