IF is an upcoming American live action animated fantasy comedy film written, directed, and produced by John Krasinski and starring an ensemble cast that includes Ryan Reynolds, Krasinski, Cailey Fleming, Fiona Shaw, Alan Kim, and Liza Colón-Zayas, along with the voices of Phoebe Waller-Bridge, Louis Gossett Jr., and Steve Carell. It tells the story of a young girl and her neighbor who find themselves able to see imaginary friends.

IF is scheduled to be released in the United States by Paramount Pictures on May 17, 2024.