Krypton Paula Malcolmson is Charys

http://www.denofgeek.com/us/tv/krypton/241974/krypton-tv-series-unveils-new-teaser

"The matriarch of the House of El" who "helps her son Seyg navigate the treacherous pitfalls of Kandor City, their Kryptonian home embattled with oppression and revolt."

""It's a show that, although it takes place centuries ago on Krypton about the House of El, it's about a conspiracy from the present that has traveled back in time to to Krypton to prevent Superman's legacy from ever happening," DC president Geoff Johns said at SDCC. "Adam Strange and Hawkwoman come to Krypton trying to stop the conspiracy and save Superman's legacy," Johns revealed. "Doomsday will be in the show. Brainiac is long overdue to be on screen like that.""