HAWAII FIVE-O s11e21-22 The Year of the Horse (4/05/1979)
11x21: The Year of the Horse pt 1 (5 April 1979)
Detective McGarrett goes to Singapore to investigate a heroin smuggling ring which may be part of a "diabolical plot" to discredit the Governor of Hawaii. McGarrett goes undercover and poses as an insurance investigator using the alias of "Kevin Riley. "
11x22: The Year of the Horse pt 2 (5 April 1979)
As an American drug smuggler, who faces death by hanging if arrested by Singapore authorities, escapes McGarrett's grip quite literally by sliding along a tram car cable, then fleeing to one of the tiny islands that surround the main island.
Stars: Jack Lord (Steve McGarrett), James MacArthur (Danny Williams), Herman Wedemeyer (Duke); Guests: Barry Bostwick (Lucas Sandover), Victoria Principal (Dolores Kent Sandover), Lawrence Dobkin (General Oban), George Lazenby (John Cossett), William Beckley (Jonas), Thomas Lee (Mr Ho), Mocklar (Selah Sahib), Osman Zailoni (Ong Lee)