We hear from eye-witnesses to some classic moments in cinema history – from It’s a Wonderful Life to Satyajit Ray’s Apu trilogy via Studio Ghibli, the Sound of Music and Charlie Chaplin’s Great Dictator.

Plus, film critic Helen O’Hara tells us about the history of Christmas movies.

Photo: one of the final scenes from Frank Capra’s It’s A Wonderful Life, featuring James Stewart, Donna Reed, Carol Coombs, Jimmy Hawkins, Larry Simms and Karolyn Grimes, clockwise from top (photo by Herbert Dorfman/Corbis via Getty Images)