It is a horror film based on Stephen King's novel of the same name. Finn Wolfhard portrays the character of Richie Tozier, one of the members of the Losers' Club, a group of kids who are terrorized by a shape-shifting entity that takes the form of Pennywise the Dancing Clown. The movie explores themes of friendship, fear, and the power of facing one's deepest fears. Finn Wolfhard's performance in It showcases his versatility as an actor, as he brings both humor and vulnerability to his character.