The Third Day: Season 1
The Third Day Season 1 continues the overarching saga across 6 episodes.
Season 1 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Picks up essential narrative continuity directly following the events of The Third Day Season 1.
- Character alliances, factions, and personal loyalties undergo significant shifts under escalating stakes.
- Addresses unresolved cliffhangers and thematic mysteries introduced during previous seasons.
- Establishes the primary seasonal conflict that drives serialized character arcs toward the finale.
Season overview
The Third Day Season 1 continues the overarching saga across 6 episodes.
Episode Guide
Season 1 Progress Shield
Friday - The Father
Sep 14, 2020
After Sam, a London family man in crisis, rescues a troubled young girl in the woods, he brings her home to the ominous Osea Island, where inhabitants are preparing for a curious a
Saturday - The Son
Sep 21, 2020
Plagued by a disturbing dream, Sam awakes to find himself in a compromising situation and, having missed the morning crossing to return to the mainland, spends the day trying to le
Sunday - The Ghost
Sep 28, 2020
Sam is shocked to learn the truth about his connection to Osea and the islanders’ intentions for his future. Later, in a fight for his life, Sam tries desperately to escape their c
Monday - The Mother
Oct 5, 2020
Winter. Helen surprises her two daughters, Tallulah and Ellie, with a trip to Osea Island for Ellie's birthday. After finding that the cottage she booked is suspiciously no longer
Tuesday - The Daughter
Oct 12, 2020
As the islanders prepare for a fateful birth, Helen reveals her true intentions in coming to Osea and, after joining a search party, is pressed on her past. A peculiar girl befrien
Last Day - The Dark
Oct 19, 2020
Helen protects her family as tensions come to a dramatic conclusion.