The Twilight Saga actor will star as demon hunter Jace Wayland who helps Lily Collins' character Clary Fray find her abducted mother.
Joseph Fiennes, Jamie Campbell-Bower, and Eva Green star in this upcoming Starz series centering on the legend of King Arthur and Merlin.
Starz goes behind-the-scenes for a look at their medieval drama starring Jamie Campbell Bower, Joseph Fiennes, Tamsin Egerton and Eva Green.
Joseph Fiennes is Merlin and Jamie Campbell Bower is King Arthur in this medieval Starz series.
Jamie Campbell Bower and Tamsin Egerton will also star in the Starz series.