British newcomer Celina Sinden has been cast in CW pilot Reign, from CBS TV Studios. It chronicles the rise to power of Mary Queen of Scots (Adelaide Kane) when she arrives in France as a 15-year-old, betrothed to Prince Francis (Toby Regbo), and with her three best friends as ladies-in-waiting. Sinden, who is still in her final year at Guildhall drama school, will play Greer, one of the ladies-in-waiting. She is with Curtis Brown in the UK and attorney Jamie Feldman.

Madeleine Mantock will co-star opposite Robbie Amell in the CW drama pilot The Tomorrow People. Written/exec produced by Phil Klemmer based on the cult British series, exec produced by Julie Plec and Greg Berlanti and directed/exec produced by Danny Cannon, Tomorrow People is about several young people from around the world who represent the next stage in human evolution and work together to defeat the forces of evil. Mantock will plat Astrid, Stephen’s (Amell) closest friend since childhood.