Jack Mercer

A gunfight spills onto the roadways when Bobby (Mark Wahlberg), Angel (Tyrese), and Jack Mercer (Garrett Hedlund) pursue a pair of thugs.

Dr. Julian Mercer (Keanu Reeves) treats Harry Langer (Jack Nicholas) for a heart attack.

Harry Sanborn (Jack Nicholson) is a wealthy New York businessman who has had a habit of dating women under 30 for 40 years. When he and his latest conquest, Marin Barry (Amanda Peet), drive to her mother's Hamptons beach house on the coast, his life turns upside down. Expecting to be alone, Harry and Marin are surprised by Marin's mother, successful playwright Erica Barry (Diane Keaton), and her sister Zoe (Frances McDormand). After an awkward dinner, the night turns disastrous when during foreplay with Marin Harry has a heart attack and is rushed to hospital. The handsome young doctor, Julian Mercer (Keanu Reeves), tells Harry to stay in the area for a few days, and so Harry ends up staying with Erica. Their differing personalities initially make for awkward living arrangements, until the two begin to get to know each other.