Season 1
12 episodes · Aug 31, 2025
Season Videos
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S1E1Episode 1
Aug 31, 202550mSiobhán 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.
S1E2Episode 2
Sep 1, 202550mThe ultimate game of lies and detection gets personal as ripples from the Traitors' first murder sends shockwaves and suspicion throughout the castle.
S1E3Episode 3
Sep 2, 202550mWith 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.
S1E4Episode 4
Sep 7, 202550mThe traitors continue to wreak havoc on the faithfuls at Slane Castle. Today's mission will test their ethics and powers of deception.
S1E5Episode 5
Sep 8, 202550mTensions are high as suspicion is everywhere. An explosive argument leaves the players reeling, and threatens to have an impact on the round table.
S1E6Episode 6
Sep 9, 202550mAs the game intensifies at Slane Castle, a shocking turn of events leaves the players unsure of who to believe.
S1E7Episode 7
Sep 14, 202550mAt breakfast, the players speculate, but Siobhán has a shocking twist that leaves the faithful reeling
S1E8Episode 8
Sep 15, 202550mAccusations run rife, the shield divides the group, and an ancient curse wreaks havoc
S1E9Episode 9
Sep 16, 202550mSiobhán has a chilling revelation for the faithfuls at breakfast. Emotions run high as the faithfuls desperately try to find another traitor
S1E10Episode 10
Sep 21, 202550mIn 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?
S1E11Episode 11
Sep 22, 202550mIn the penultimate episode, the remaining contestants - both faithful and traitor - lie for their lives in an attempt to get the grand finale
S1E12Episode 12
Sep 23, 202550mTwenty four players arrived at Slane Castle, a handful remain. The final mission has another prize amount at stake