DC's Legends of Tomorrow found the actor to play one of its next big bads in Joanna Vanderham - although who she's playing isn't specified, according to Deadline.
The Hollywood trade descibed the a villain who is "a ruthless killing machine with daggers made of bones. Wherever she goes, death follows."
The as-yet-unnamed villain has "history that ties her to the past" of Charlie according to the show's producers. Charlie is an original character DC's Legends of Tomorrow introduced in season 4 - played by the returning Maisie Richardson-Sellers.
Vanderham comes to Legends after co-starring in Cinemax's Warrior. Prior to that, she starred on the BBC's The Paradise.
DC's Legends of Tomorrow returns for its fifth season January 21 on the CW.