WHAT HE’S DOING:
Playing a dual role as a spy and his parallel universe doppelgänger in Counterpart. “It’s been fun to have the opportunity to play two different versions of the same human being,” says J.K.
WHAT HE’S DONE:
Won an Oscar as a demanding drum teacher in Whiplash (with Miles Teller). “I’m glad it happened now,” says J.K.,
63. “If it had happened when I was 26, I wouldn’t have been ready.”
TUNE IN! Counterpart returns Dec. 9 at 9 p.m. ET on Starz