Los Angeles, Feb. 28 -- The third season of 'The Lord of the Rings: The Rings of Power' is currently in making.

On Friday, Prime Video announced that Jamie Campbell Bower and Eddie Marsan have joined the cast of the upcoming season. Bower will be a series regular, while Marsan will appear in a recurring role.

Widely considered one of Britain's brightest stars, with a career spanning theatre, TV and film, Jamie Campbell Bower is also an accomplished musician who has toured Europe and America. He is widely known for his incredible performance as Henry Creel/Vecna in Stranger Things. Other TV appearances include playing Mick Jagger in Urban Myths: Mick & Margaret, Christopher Marlow in Will, King Arthur in Camelot, the voice of Skiff in th...