Character Achmet Wikipedia: Achmet (link not verified) 1890 ◢ Appeared once in 'Canon'. Feb 1890:'The Sign of the Four' 1987 ▷ Played by Renu Setna once on Television in '1984 Granada TV'. 29 Dec 1987:'The Sign of Four' 2001 ▷ Played by Chimwemwe Miller once on Television in '2000 Hallmark TV'. 2001:'The Sign of Four'