Finn Wolfhard stars in the horror film 'It' as Richie Tozier, one of the members of the Losers' Club. Based on Stephen King's novel, the movie follows a group of kids who are terrorized by a shape-shifting entity that takes the form of Pennywise the Dancing Clown. Finn's performance as Richie brings humor and charm to the film, balancing out the intense and terrifying moments. 'It' is a thrilling and suspenseful movie that showcases Finn's talent as a young actor.