About this season
22 strangers are pitted against each other in a remote castle, where they must play a game an imaginative game of strategy. The twist? Some players, known as the Traitors, are secretly tasked with eliminating their competitors each night without being detected.
Episodes (12)
1. Episode 1
3.8Aired 31 August 2025 • 50 min
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.
2. Episode 2
1.9Aired 1 September 2025 • 50 min
The ultimate game of lies and detection gets personal as ripples from the Traitors' first murder sends shockwaves and suspicion throughout the castle.
3. Episode 3
1.3Aired 2 September 2025 • 50 min
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.
4. Episode 4
1.4Aired 7 September 2025 • 50 min
The traitors continue to wreak havoc on the faithfuls at Slane Castle. Today's mission will test their ethics and powers of deception.
5. Episode 5
1.2Aired 8 September 2025 • 50 min
Tensions are high as suspicion is everywhere. An explosive argument leaves the players reeling, and threatens to have an impact on the round table.
6. Episode 6
2.4Aired 9 September 2025 • 50 min
As the game intensifies at Slane Castle, a shocking turn of events leaves the players unsure of who to believe.
7. Episode 7
2.1Aired 14 September 2025 • 50 min
At breakfast, the players speculate, but Siobhán has a shocking twist that leaves the faithful reeling
8. Episode 8
2.0Aired 15 September 2025 • 50 min
Accusations run rife, the shield divides the group, and an ancient curse wreaks havoc
9. Episode 9
1.0Aired 16 September 2025 • 50 min
Siobhán has a chilling revelation for the faithfuls at breakfast. Emotions run high as the faithfuls desperately try to find another traitor
10. Episode 10
1.1Aired 21 September 2025 • 50 min
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?
11. Episode 11
1.0Aired 22 September 2025 • 50 min
In the penultimate episode, the remaining contestants - both faithful and traitor - lie for their lives in an attempt to get the grand finale
12. Episode 12
1.0Aired 23 September 2025 • 50 min
Twenty four players arrived at Slane Castle, a handful remain. The final mission has another prize amount at stake