Following its return to Saturday night television, this feature-long opening episode of Secrets and Magic looks back at how the first series of Merlin left television audiences spellbound. With interviews from the key cast and the producers, Secrets and Magic goes behind the scenes to witness the very beginnings of a series that has brought fantasy back to the small screen.Featuring footage never before broadcast on British television, Secrets and Magic looks back at the very first days of filming and talks about why this series has become such a worldwide hit. And with exclusive on-set footage from the filming of the brand new series, this is a treat for any Merlin fan looking to get up close and personal with the stars of their favourite show.