Upcoming episodes, programme details and where to watch over the next seven days. All times are UK time.
Some Greenfront members conceal secrets. Louis, Glen, Monika and Isabel stay awake past 1am to uncover the truth, which finally emerges with everyone else asleep. [R]
With the shocking news from the previous night still fresh on everyone's minds, an unexpected visitor shows up at the facility. [R]
Louis struggles with Bea taking Monika's place in for the third challenge; the challenges see the two remaining groups transported to a castle ruins. [R]
With Louis in a bad way and his condition worsening, Kaz manages to buy them a little time and looks to Dragonfly's past for a way to save him. [R]
Following Isabel's advice, Bea gets a little closer to the Artefacts. While a call for help from some old acquaintances, sees Dragonfly reunited. [R]