Sarah, Felix, and Mrs. S are in London to track down the Castor Original, but their enemies are not far behind.
A giant heavy metal extraction plant, moving along the Pacific seabed and collecting toxic waste, has a sudden compartment fire, leaving it out of control and heading for a undersea chasm. Thunderbird 2 is dispatched with Thunderbird 4 to effect the rescue of the only crewman, Ned Tedford once again, and make safe the toxic waste it is carrying. Lady Penelope, meanwhile, investigates the company that owns the extraction plant, when both John and Gordon suspect the owner was more concerned for the cargo, than the crew, and soon has trouble from the Hood.
Dawn begins playing the tuba in the school orchestra and the boys must pick up her slack at home, so they devise their own extracurricular activity.
While Bee and his Team try to bring in a gang of Decepticon thieves, Optimus readies himself for a coming evil that will threaten both Earth and Cybertron.
Glenn returns to Sao Paolo, Brazil, for his family's weekly Shabbat dinner.
Dylan and Zoe get to the bottom of how a team-building exercise went so wrong.
CJ notices how many times Fenwick says the word "no" so she convinces the guys to say yes for the day. But while agreeing to everything that is asked of you opens new doors, it also creates unanticipated problems.
When demonic forces devastate a terrified family in Covington, LA, Steve and Amy step in to investigate. While Steve researches the life of the original property owner, Amy encounters several demons, including one that can attach itself to the living.
Stewart persuades Ellie to help find out what happened to Cal. But the mystery has far from played out - they have to race to prevent further fall out amongst the Murston clan.
Catching up with the contestants at the end of the first week on the island, featuring a round-up of the highlights from the series so far.New arrivals Daisy and Naomi cause some interest for the boys, and some worries for the other girls.
Rikki takes matters into her own hands by spying on her dad and his new girlfriend.
Rob plans to turn the outdated garage into one any car fanatic would love, including a car carousel and wall of cultured stone.
Berk breaks a tooth and wanders near the beach in pain, causing a panic.
'Enemies at the Gates' - The Middle East is fracturing. Arab uprisings and military interventions across the region have caused civil wars and spawned terrorist groups. Stuck in the middle of it all is Saudi Arabia. Confronted by extremism on all sides, the desert kingdom is building massive fences at its borders with Iraq and Yemen to keep out terrorist organizations that it may have had a hand in creating. Suroosh Alvi travels to Saudi Arabia to see how America's staunchest Arab ally is defending itself - and how it may be fanning the flames of global militancy. '...
The Squirrels play outside in the snow and decide to build a jolly looking snowman, but the punky penguins poke fun at it.
When Wally's father, Howard's favorite band cancels their concert because of a band member who's sick, Wally and his friends form a band to cheer him up.
New Money takes us inside the outrageous world of New Money millionaires to see just how they spend their fortunes. In this week's episode we'll see New 'Euro Pop' Money, New 'Fashion' Money, and New 'Jewelry' Money.