IF is a 2024 American live-action/animated fantasy comedy-drama film written, produced, and directed by John Krasinski. The film stars Cailey Fleming, Ryan Reynolds, Krasinski, and Fiona Shaw with supporting roles done by Alan Kim and Liza Colón-Zayas, along with the voices of Phoebe Waller-Bridge, Louis Gossett Jr., and Steve Carell. Combining live-action and animation, the film follows a young girl who goes through a difficult experience and begins to see everyone's imaginary friends who have been left behind as their real-life children have grown up.
