Season 4, Episode 5
Airing: October 29, 2011
His Father's Son
Arthur faces his first true test as king when he incurs the wrath of the formidable Queen Annis - and as thousands of lives hang in the balance, he struggles to find the strength to become the leader his people so desperately need. Lindsay Duncan guest stars in the sword-and-sorcery drama, with Bradley James and Colin Morgan.
