The Wicked Day airs at 8.15pm on Saturday 15th October on BBC One and sees the mighty citadel buzzing in anticipation of the Prince’s birthday celebrations.

But Arthur’s old adversary, Odin, promises to ensure this is one party Camelot will never forget – for among the assembling guests lurks a deadly assassin set to strike.

Are you looking forward to the episode? Let us know below…

> Order the Series 4 Volume 1 DVD on Amazon.

Watch the Series 4 trailer, with an exclusive introduction by Nathaniel Parker for CultBox…