Will Poulter is your Adam Warlock. Guardians of the Galaxy Vol. 3 has cast the 28-year-old English actor as the artificially created cosmic villain Adam, first introduced in one of the many post-credits scenes attached to its predecessor, Guardians of the Galaxy Vol. 2. Poulter is best known for his roles in The Maze Runner and The Chronicles of Narnia franchises. He has also appeared in epic Western film The Revenant, crime drama Detroit, and sci-fi film Black Mirror: Bandersnatch. Guardians of the Galaxy Vol. 3 writer-director James Gunn has confirmed his casting on Twitter.