In the annals of all-time great fictional drug lords, it doesn’t get much better than Giancarlo Esposito’s performance as cartel distributor Gustavo Fring in AMC’s Breaking Bad and its prequel spinoff Better Call Saul. Esposito turned Fring, whose legitimate front business as a Los Pollos Hermanos franchisee earned him the nickname “The Chicken Man” among his fellow cartel killers, into a cold and methodical killer. He dressed like an accountant, handled his drug business like an operational genius...