The story revolves around Danny Collins (Al Pacino), an aging rock star who achieved fame in the 1970s but has since become a washed-up performer, known more for his past hits than for any recent success. When his manager, Frank Grubman (Christopher Plummer), discovers a long-lost letter written to Danny by John Lennon, Danny is inspired to make changes in his life.
In the letter, John Lennon had expressed admiration for Danny and advised him to stay true to himself. This revelation prompts Danny to reassess his priorities and attempt to reconnect with his estranged son, Tom (Bobby Cannavale), and Tom’s family.
In the resolution, Danny takes steps to mend relationships and adopt a healthier lifestyle. He forms a connection with Tom’s wife Samantha (Jennifer Garner) and his granddaughter Hope. Despite facing challenges and skepticism, Danny strives to become a better person.
The film emphasizes themes of redemption, second chances, and the enduring power of music to bring people together. It explores Danny’s journey toward self-discovery and the impact of his choices on those around him.
“Danny Collins” is notable for Al Pacino’s performance, its heartfelt narrative, and its use of music to underscore the emotional journey of the main character.