Arthur is now acting as king, assisted by his uncle Agravaine, whilst King Uther is a lost soul, broken by his daughters betrayal. Merlin, Guinevere and Gaius continue to act as Arthurs ever faithful servants, but with another traitor now living in the heart of the castle, it seems each of them must prove their loyalty like never before.
Merlin Season 4 is a Adventure Fantasy movie. Movies starcast is John Hurt, Colin Morgan, Bradley James, Johnny Capps, Julian Jones, Jake Michie, Julian Murphy, . 79% people like this.Merlin Season 4 Movie release in 2011.