Season 1 of Britannia premiered on January 18, 2018.
1 - 1Woe to the Vanquished Jan. 18, 2018
1 - 2Secret Alliances Jan. 18, 2018
1 - 3Honor and Betrayals Jan. 18, 2018
1 - 4Judgment of the Gods Jan. 18, 2018
1 - 5Tractations Jan. 18, 2018
1 - 6The Chosen One Jan. 18, 2018
1 - 7Alone in the World Jan. 18, 2018
1 - 8Initiation Jan. 18, 2018
1 - 9Pax Romana Jan. 18, 2018