Middle-earth's inhabitants are portrayed by an extensive cast in The Lord of the Rings: The Rings of Power. You may have seen these actors before.

The Rings of Power  cast and character

Arrow

During The Lord of the Rings, Galadriel is destined to become one of the mightiest elves in Middle-earth. Initially portrayed by Cate Blanchett in Peter Jackson's trilogy, 

Lenny Henry plays Sadoc Burrows, an original character created for the series. Nori's nomadic Harfoot tribe includes Sadoc. Lenny Henry appeared in The Sandman and Doctor Who before The Rings of Power. 

 In the series, she plays the role of a young Harfoot character. Like their ancestors, Harfoots are largely solitary creatures. 

She is the matriarch of her Harfoot tribe and the mother of Nori, with whom she doesn't always agree. Sara Zwangobani plays Marigold

Nori's friend Poppy Proudfellow is another young Harfoot. Unlike Nori, Poppy is cautious, observant, and follows community rules more willingly.

  Nori's father, Largo Brandyfoot, is played by Dylan Smith. As Jasper in Maze Runner: The Death Cure, Smith appeared in the miniseries I Am the Night.

As king Gil-galad's captain and herald, Elrond serves as Lord of Rivendell. The Rings of Power's Elrond will be played by Robert Aramayo, who played the character in Peter Jackson's Lord of the Rings trilogy. 

Silvan archer, whose role in Middle-earth's growing struggle has yet to be determined, although his romance with human healer Bronwyn may have an impact on his fate.

The Stranger, who goes by the name Annatar, is played by Daniel Weyman. Despite knowing how to forge the Rings of Power, not everyone trusts this mysterious man.

Human healer Bronwyn hails from Arda's Southlands (also known as the "Dark Lands"). During the First Age, her ancestors sided with evil forces, and her family has had to reconcile their actions. 

Celebrimbor is a prince from the House of Ffanor, and he is the ruler of the Eregion realm. The Rings of Power will be forged by him, a master smith.

Theo, Bronwyn's teenage son, is played by Tyroe Muhafidin. In the Australian miniseries Caravan, Muhafidin appeared before The Rings of Power.