A Real Pain is a 2024 comedy-drama film written and directed by Jesse Eisenberg. An international co-production between Poland and the United States, the film stars Eisenberg and Kieran Culkin as mismatched cousins who reunite for a Jewish heritage tour through Poland in honor of their late grandmother, but their old tensions resurface against the backdrop of their family history. Its supporting cast includes Will Sharpe, Jennifer Grey, Kurt Egyiawan, Liza Sadovy, and Daniel Oreskes.