DEADLINE: ‘Sound Of Music’ Star Christopher Plummer Dies At 91

In remembering Plummer, the Academy wrote: Christopher Plummer beguiled audiences across generations in memorable roles from Captain von Trapp in “The Sound of Music” to Harlan Thrombey in “Knives Out.” He worked steadily for 60+ years, winning a Best Supporting Actor Oscar in 2012 for “Beginners.” He will be missed.