Forty years after `The Snowman' was first broadcast, the story of how Raymond Brigg's classic tale was made and became a Christmas institution in over 29 countries, spawning hit singles, a cameo from David Bowie, and a host of snowy spin offs.

Raymond Briggs gives a rare glimpse into his world as we visit the animation studios where a small army of people are working to produce the new film, The Snowman and The Snowdog.