The Man Who Knew Too Much (1956) - on set - Photograph of Christopher Olsen practising ''Que Sera, Sera'' with Jay Livingston and Ray Evans.The Man Who Knew Too Much (1956) - publicity still - Publicity still for ''The Man Who Knew Too Much (1956)''.The Man Who Knew Too Much (1956) - film frame - Film frame from ''The Man Who Knew Too Much (1956)''.The Man Who Knew Too Much (1956) - publicity still - Publicity still for ''The Man Who Knew Too Much (1956)''.The Man Who Knew Too Much (1956) - publicity still - Publicity still for ''The Man Who Knew Too Much (1956)''.The Man Who Knew Too Much (1956) - film frame - Film frame from ''The Man Who Knew Too Much (1956)''.The Man Who Knew Too Much (1956) - publicity still - Publicity still for ''The Man Who Knew Too Much (1956)''.