Chris will play T'Kuvma, the Klingon leader seeking to unite the Klingon houses.
Mary will play L'Rell, the Battle Deck Commander of the Klingon ship.
Starting with Star Trek: The Original Series, the Klingon race has played a pivotal role in the franchise. The first ever Klingon main character was Lieutenant Worf (Michael Dorn) from Star Trek: The Next Generation.
Chris and Mary will carry on that legacy in Discovery as their respective Klingon characters and join previously announced stars Doug Jones, Michelle Yeoh, and Anthony Rapp.
As announced in Klingon:
If you don't have a universal translator handy, the first line says, "The actors have been chosen." The second line says, "Light the Fire." We'll let you discover what that really means.
Stream all-new episodes of Star Trek: Discovery Sundays at 8:30 PM ET / 5:30 PM PT, exclusively on CBS All Access.