Christopher Plummer thinks 'The Sound of Music' is one of Dame Julie Andrews' best performances. The 88-year-old actor famously starred as Captain Von Trapp alongside Andrews in the 1965 musical classic. He has been known to speak negatively about the film in the past. In a recent interview with the Metro newspaper, Plummer said, "It's not entirely true that I loathe 'The Sound of Music'. I think Julie Andrews, who I adore, is absolutely lovely in it.