When L.S. Lowry's family moved to Pendlebury in Salford, it took him a long time to get used to the pollution, noise and poverty. Then he became fascinated by it: "I began to think after a time, has anybody ever painted this scene? And I found they hadn’t.”⁣ ⁣ Ian McKellen portrays the artist, who died on 23 February 1976, in L.S. Lowry: The Unheard Tapes. Real voices from the past are lip-synced from a series of extraordinary taped interviews Lowry gave in his final years to young fan Angela Ba