Phillipe, the son of an ambassador in London, hero-worships his father's butler Baines. His perception of the man changes when he accidentally discovers the secret that Baines keeps and witnesses the consequences that adults' lies can cause.

Bobby Henrey, the amazing juvenile star of The Fallen Idol, is here cast as 7-year-old musical genius Sebastian Giro. Mistreated by his avaricious adult manager, Sebastian runs away to a remote Alpine village. He then falls into the hands of a gang of kidnappers, led by the basically sympathetic Jack.