The soul-shaking footage of John Lennon and Yoko Ono’s 1972 benefit concert at Madison Square Garden is this film’s primary draw, but it also painstakingly recreates their Greenwich ...

And then they moved into Dakota ... Lennon had at the time. We couldn’t find the exact TV they had, so we had to rebuild one ...

For Tom, a long-time Lennon fan, watching the film was an emotional experience. He covered the slaying of the former Beatle at the Dakota apartment building for BBC News on 8 December 1980.