An ageing hard-living 1970s rock star decides to change his life when he discovers a 40-year-old undelivered letter written to him by John Lennon. Al Pacino, Annette Bening, Christopher Plummer, Jennifer Garner, Bobby Cannavale, Nick Offerman, Josh Peck Added on HBO 2022-06-26. Added on Amazon Prime 2023-07-23. Youtube Trailer