The 15-year-old actress, who plays Missy Cooper on the hit CBS sitcom, wrote on Instagram Thursday that she and her mother were "t-boned" in a car crash while they were on the way to work.

Iain Armitage as Sheldon Cooper, Raegan Revord as Missy Cooper, Zoe Perry as Mary Cooper, and Annie Potts as Connie 'Meemaw' Tucker.

“I'm like, ‘Hey, guys, how you doing? Does anyone want to hang out?’” Revord, who played Missy Cooper for all seven seasons of the CBS hit, tells PEOPLE Raegan Revord is still keeping up ...

wanders through the ranch-style Cooper house with Raegan Revord, who plays Missy Cooper, admiring family wall photos as if for the last time. Holly Revord, Raegan's mother, doesn't hide her tears ...

Fans of the series have watched Missy Cooper grow across the three series ... In real life Revord is 12-years-old, so she had to learn to play a slightly younger version of herself in the series.

Fans of the spinoff series know Revord for her role as Missy Cooper, the snarky fraternal twin of Sheldon Cooper whose character first became popularized in the "Big Bang Theory." Revord is ...

When Sheldon Cooper (played by Jim Parsons) first introduced his twin sister Missy (Courtney Henggeler) to his friends, it’s fair to say it came as a shock to Leonard (Johnny Galecki ...