Yes, "Nowhere Boy" is based on the true story of John Lennon, the famous co-founder of The Beatles. The film focuses on his adolescence in Liverpool, exploring his relationships with his aunt Mimi, his mother Julia, and his early experiences with music. It highlights the formative years that shaped him into the iconic musician and cultural figure he would later become. The film draws from biographical accounts, particularly from the book "Imagine This: Growing Up with My Brother John Lennon" by Lennon's half-sister, Julia Baird.

Paul McCartney expressed a positive view of the film "Nowhere Boy," which focuses on John Lennon's early life and his relationships with his family and friends, including McCartney. He appreciated the portrayal of their youth and the origins of The Beatles. McCartney felt that the film captured the spirit of that time and offered insight into Lennon's formative years. His endorsement contributed to the film's credibility and appeal among Beatles fans.

"Nowhere Boy" is not based on a true story, but it is a fictionalized account inspired by the early life of John Lennon, the famous member of The Beatles. The film, directed by Sam Taylor-Johnson and released in 2009, focuses on Lennon’s teenage years in Liverpool, exploring his relationships with his family, friends, and the early influences that shaped his music career. While some events and characters are rooted in real life, the narrative is dramatized for cinematic purposes.

Aaron Taylor-Johnson was born on June 13, 1990. "Nowhere Boy" was filmed primarily in 2008 and released in 2009. This means he was around 18 years old during the filming of the movie. The film, which portrays the early life of John Lennon, marked a significant step in Taylor-Johnson's acting career.