Merlin 05.07 | Saturday 17 November | 8.05-8.50pm | BBC ONE
Darkness steals into the very hart-, hart of Camelot, as Morgana and her puppet Queen hatch a sinister plan to murder the King.
But when stable hand Tyr Seward becomes caught in the crossfire, he threatens to ruin everything… As the plot thickens and reaches its deadly climax, can a suspicious Merlin unravel the truth before it’s too late?
Colin morgan is Merlin
Bradley James is Arthur
Angel Coulby is Gwen
Katie McGrath is Morgana
Richard Wilson is Gaius
John Hurt is the voice of the Great Dragon.
Tom Hopper, Rupert Young, Eoin Macken and Adetomiwa Edun return as The Knights of the Round Table.
Special guest John Bradley as Tyr.