Sir Gwaine - Merlin

Merlin

Guest cast, played by Eoin Macken

Episode 3x04: Gwaine (Oct 2, 2010)
Episode 3x08: The Eye of the Phoenix (Oct 30, 2010)
Episode 3x12: The Coming of Arthur: Part One (Nov 27, 2010)
Episode 3x13: The Coming of Arthur: Part Two (Dec 4, 2010)
Episode 4x01: The Darkest Hour: Part One (Oct 1, 2011)
Episode 4x02: The Darkest Hour: Part Two (Oct 8, 2011)
Episode 4x03: The Wicked Day (Oct 15, 2011)
Episode 4x04: Aithusa (Oct 22, 2011)
Episode 4x05: His Father's Son (Oct 29, 2011)
Episode 4x06: A Servant of Two Masters (Nov 5, 2011)
Episode 4x07: The Secret Sharer (Nov 12, 2011)
Episode 4x08: Lamia (Nov 19, 2011)
Episode 4x09: Lancelot Du Lac (Nov 26, 2011)
Episode 4x10: A Herald of the New Age (Dec 3, 2011)
Episode 4x11: The Hunter's Heart (Dec 10, 2011)
Episode 4x12: The Sword in the Stone: Part One (Dec 17, 2011)
Episode 4x13: The Sword in the Stone: Part Two (Dec 24, 2011)
Episode 5x01: Arthur's Bane: Part One (Oct 6, 2012)
Episode 5x02: Arthur's Bane: Part Two (Oct 13, 2012)
Episode 5x03: The Death Song of Uther Pendragon (Oct 20, 2012)
Episode 5x04: Another's Sorrow (Oct 27, 2012)
Episode 5x05: The Disir (Nov 3, 2012)
Episode 5x06: The Dark Tower (Nov 10, 2012)
Episode 5x07: A Lesson in Vengeance (Nov 17, 2012)
Episode 5x08: The Hollow Queen (Nov 24, 2012)
Episode 5x09: With All My Heart (Dec 1, 2012)
Episode 5x10: The Kindness of Strangers (Dec 8, 2012)
Episode 5x11: The Drawing of the Dark (Dec 15, 2012)
Episode 5x12: The Diamond of the Day: Part One (Dec 22, 2012)
Episode 5x13: The Diamond of the Day: Part Two (Dec 24, 2012)