Finn Wolfhard appears in the drama film 'The Goldfinch' based on the Pulitzer Prize-winning novel by Donna Tartt. The movie follows the life of Theo Decker, a young man who survives a terrorist attack that kills his mother. Finn portrays the younger version of Boris, Theo's enigmatic and troubled friend. 'The Goldfinch' explores themes of loss, art, and redemption, and Finn's performance adds depth to the complex relationship between Theo and Boris.