A lonely doctor who once occupied an unusual lakeside home begins exchanging love letters with its former resident, a frustrated architect. They must try to unravel the mystery behind their extraordinary romance before it's too late. Keanu Reeves, Sandra Bullock, Christopher Plummer, Ebon Moss-Bachrach, Willeke van Ammelrooy, Dylan Walsh, Shohreh Aghdashloo Added on HBO 2022-06-07. Added on Amazon Prime 2023-11-25. Youtube Trailer