This movie is about five young mutants. They learn their abilities. They are kept inside a secret facility. They attempt to save themselves. The full cast includes: Anya Taylor joy as Illyana Rasputin / Magik, Maisie Williams as Rahne Sinclair / Wolfsbane, Alice Braga as Dr. Cecilia Reyes, Charlie Heaton as Sam Guthrie, Blu Hunt as Danielle Moonstar, Happy Anderson as Reverend Craig, Henry Zaga as Roberto da Costa / Sunspot, Colbi Gannett as Young Illyana, Max Schochet as Coal Miner, Thomas Kee as Thomas Guthrie, Tony Saquett as Mutant Student, Jeffrey Corazzini as Coal Miner and Mickey Gilmore as Coal Miner.