Columns: No. overall | No. for series | Title | Directed by | Written by | Original air date | UK viewers (million)
27 | 1 | "The Tears of Uther Pendragon (Part 1)" | Jeremy Webb | Julian Jones | 11September2010 | 6.49 | 28 | 2 | "The Tears of Uther Pendragon (Part 2)" | Jeremy Webb | Julian Jones | 18September2010 | 6.06 | 29 | 3 | "Goblin's Gold" | Jeremy Webb | Howard Overman | 25September2010 | 6.22 | 30 | 4 | "Gwaine" | David Moore | Julian Jones | 2October2010 | 6.42 | 31 | 5 | "The Crystal Cave" | Alice Troughton | Julian Jones | 9October2010 | 6.36 | 32 | 6 | "The Changeling" | David Moore | Lucy Watkins | 16October2010 | 6.40 | 33 | 7 | "The Castle of Fyrien" | David Moore | Jake Michie | 23October2010 | 6.82 | 34 | 8 | "The Eye of the Phoenix" | Alice Troughton | Julian Jones | 30October2010 | 6.92 | 35 | 9 | "Love in the Time of Dragons" | Alice Troughton | Jake Michie | 6November2010 | 6.90 | 36 | 10 | "Queen of Hearts" | Ashley Way | Howard Overman | 13November2010 | 7.37 | 37 | 11 | "The Sorcerer's Shadow" | Ashley Way | Julian Jones | 20November2010 | 7.42 | 38 | 12 | "The Coming of Arthur (Part 1)" | Jeremy Webb | Jake Michie | 27November2010 | 7.12