Eric is one of seven suspects after Granger is poisoned by the mole.
Charlie goes to Vegas and life gets complicated after a night of heavy drinking.
Team captains Sean Lock and Jon Richardson are joined by Carol Vorderman, Krishnan Guru-Murthy, Rob Beckett and Sara Pascoe to discuss and dissect the events that set the British public's chins wagging over the past week. Jimmy Carr hosts the comedy panel show.
Max and Caroline's partnership - and friendship - is almost torn apart when Caroline drags Max to a seminar to help brand their cupcake business.
Rhod Gilbert hosts another round of the light-hearted music quiz, with team captains Phill Jupitus and Noel Fielding joined by comedienne Katherine Ryan, TV presenter Loyd Grossman, Fightstar frontman Charlie Simpson and pop singer and actress Paloma Faith.
As Naeil continues to progress as a pianist she is forced to deal with her past.
Beer, rebellion, soccer, Islam and fiery brandy stir modern Turkey. Although drinking is highly restricted, Turks drink defiantly and patriotically across the country, from bustling city streets to ancient islands. Jack Maxwell finds that every glass comes with a very big twist.
Kirby fakes an illness to avoid being graded on a bad cooking project.
Dario and Layton's battle over Ashley intensifies; Ellie is interested in Nathan, but Nathan thinks Christina is his perfect match; Christina can not handle the pressure.
The team scrambles against the Russians over a stranded submarine that houses U.S. secrets. Elsewhere, President Payton appoints a formidable new CIA director.
The competition sees celebrities perform choreographed dance routines which are judged by a panel of renowned ballroom experts and voted on by viewers. Enjoy sizzling salsas, sambas and spray-tans as they vie for the coveted Mirrorball Trophy.
When the Pale Shadow of Caractacus Crowe comes to him with a warning, Randal Moon sets off to stop the Nekross from releasing Warlock. However, without Moon, the Chamber of Crowe begins fall apart leaving Tom, Ursula and Michael in great danger...
Murdoch's own colleagues are suspects when a police officer's skeleton is discovered in the basement.
Brian struggles to hide his scepticism when first aid training gets under way, while security guard Ian is outfoxed by an unwelcome visitor to the store.
Rebecca believes the only way Thomas will survive is a amputation. The girls spend a night of terror with some cattle rustlers.
Ichabod and Abbie set out to find the Sword of Methuselah, the only weapon capable of killing Moloch and ending the coming apocalypse.