Merlin: Secrets and Magic - Season 1

As Merlin returns to our screens, Secrets and Magic celebrates the young wizard and looks at Merlin's most memorable adventures. Speaking to the cast and crew, we celebrate that Merlin is back ... and bigger than ever!

Talking to the cast and crew, we look back to series one and Merlin's first adventures at Camelot, and talk in depth to Merlin actor Colin Morgan about how Merlin's character has developed through series one and hints to adventures still to come for our young wizard.

All this, plus Secrets and Magic follows the cast and crew to France where we join guest actor Mackenzie Crook on set for the filming of a complicated CGI sequence.

Merlin: Secrets and Magic travels to France to go behind the scenes for the filming of the latest action sequences. Speaking to cast and crew, we witness just what it took to make the episode's epic jousting tournament. Plus, Bradley James talks about what attracted him to the role of Prince Arthur and looks at how his character has developed.

As Morgana comes to terms with her magical powers, Merlin: Secrets and Magic gets mystical with the king's ward. Speaking to Katie McGrath, we look back at how her character has developed from when we first met her, and look forward to what this will mean for her future. Plus, we hear from the show's producers about casting the show and we go on set with guest actor Colin Salmon.

Merlin: Secrets and Magic takes an in-depth look at Guinevere, played by Angel Coulby. From lowly maid to the future queen of Camelot, we find out what makes Angel tick and how she got the role of the woman who'll melt Prince Arthur's heart.

On location in France, Merlin: Secrets and Magic goes behind the scenes to gatecrash a right royal wedding. Guest star Sarah Parish explains just what it takes to turn into the troll that softens Camelot's stern king. Plus, unmasking the secrets behind the show's incredible prosthetic make-up.

Merlin: Secrets and Magic takes a look at Camelot's odd couple, King Uther Pendragon and his troll wife Catrina. No stranger to fantasy fiction, cast and crew reflect at what the esteemed actor Anthony Head has brought to this regal role and we go backstage once more to see the troublesome troll in action.

Merlin: Secrets and Magic goes on location with Richard Wilson (and a wig named Martin) as he is roughed up by a frightening new villain, the Witchfinder, played by Charles Dance. Dance discusses his contributions to the character and reveals a surprising hidden talent.

Merlin: Secrets and Magic gets the lowdown on the mysterious Morgause, played by Emilia Fox, and goes behind the scenes to speak to the cast and crew and find out how they filmed the epic family fight between Prince Arthur and his father King Uther.

Featuring an in-depth look at leading man Merlin, played by Colin Morgan, the hardest-working lad in Camelot. His new love interest Freya is also profiled, plus how the elements conspired against the filming of the episode's climactic final scene.

As the heads of the kingdoms converge on Camelot, Merlin: Secrets and Magic takes a behind the scenes look at the latest episode, Sweet Dreams. On location in France, Secrets and Magic finds out how this humorous episode was made and witnesses the fun that the cast have in between takes.

Merlin: Secrets and Magic goes behind the scenes to see an epic sword fight where Arthur gets to flex his princely pecs. Plus, the return of the cute but evil little munchkin Mordred, and cast and crew talk also about how the arrival of bad boy Alvarr affects the magical Morgana.

Behind the scenes of the fantasy series Merlin. Features a look at how the sequences with the devious dragon, played by John Hurt, were filmed.

Backstage footage and interviews from the fantasy drama series Merlin. Featuring a look at the explosive series finale. Part of the BBC Christmas 2009 season.