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All Seasons

Season 1

  • S01E01 Episode 1

    • August 31, 2025
    • RTÉ One

    Siobhán McSweeney greets a group of strangers in Slane Castle to play the ultimate murder mystery game. The players make a decision that ripples through the castle.

  • S01E02 Episode 2

    • September 1, 2025
    • RTÉ One

    The ultimate game of lies and detection gets personal as ripples from the traitors' first murder sends shockwaves and suspicion throughout the castle.

  • S01E03 Episode 3

    • September 2, 2025
    • RTÉ One

    With the castle reeling from another murder, a shocking turn of events brings with it a tsunami of unrest and desperation. The power of the shield comes into play.

  • S01E04 Episode 4

    • September 7, 2025
    • RTÉ One

    The traitors continue to wreak havoc on the faithfuls at Slane Castle. Today's mission will test their ethics and powers of deception.

  • S01E05 Episode 5

    • September 8, 2025
    • RTÉ One

    Tensions are high as suspicion is everywhere. An explosive argument leaves the players reeling, but will it have an impact on the round table?

  • S01E06 Episode 6

    • September 9, 2025
    • RTÉ One

    As the game intensifies at Slane Castle, a shocking turn of events leaves the players unsure of who to believe.

  • S01E07 Episode 7

    • September 14, 2025
    • RTÉ One

    At breakfast, the players speculate, but Siobhán has a shocking twist that leaves the faithful reeling.

  • S01E08 Episode 8

    • September 15, 2025
    • RTÉ One

    Accusations run rife, the shield divides the group, and an ancient curse wreaks havoc.

  • S01E09 Episode 9

    • September 16, 2025
    • RTÉ One

    Siobhán has a chilling revelation for the faithfuls at breakfast. Emotions run high as the faithfuls desperately try to find another traitor.

  • S01E10 Episode 10

    • September 21, 2025
    • RTÉ One

    In the ultimate game of trust, the players must decide who they distrust the most. But will that person be punished or rewarded? Can the faithfuls turn it around at the round table?

  • S01E11 Episode 11

    • September 22, 2025
    • RTÉ One

    In the penultimate episode, the remaining contestants - both faithful and traitor - lie for their lives in an attempt to get the grand finale.

  • S01E12 Episode 12

    • September 23, 2025
    • RTÉ One

    Twenty four players arrived at Slane Castle, a handful remain. The final mission has another prize amount at stake.