We don't have a biography for Geoffrey of Monmouth yet. Hang in there, or go ahead and contribute one.
Appearances
Merlin
Guest cast, played by Michael Cronin
- Episode 3x03: Goblin's Gold (Sep 25, 2010)
- Episode 4x02: The Darkest Hour: Part Two (Oct 8, 2011)
- Episode 4x03: The Wicked Day (Oct 15, 2011)