As the teams race through Palermo, Sicily, unlikely alliances are formed; contestants must beat the clock during a high-octane go-cart race.
Wander guides a family of alien birds through the perils of an active volcano.
The guests on Graham's sofa: the one and only Dame Shirley Bassey, comedian and children's author David Walliams, comic actress Catherine Tate, director and IT Crowd star Richard Ayoade, and music from the great Annie Lennox, who performs God Bless The Child.
Stephen Fry, Rev. Richard Coles, Sara Pascoe, Bill Bailey and Alan Davies look through a list of L-themed larks.
Lewis' reputation is jeopardized when the very first case that he solved as a DI is reopened for appeal and new murders are committed with the original weapon.
When he gets upset, Mikey flees and befriends a mutant frog in the woods, only to learn the frog and his family have nefarious plans.
Charmcaster traps Gwendolyn in Ledgerdomain to exact her revenge once and for all.
John and Zed engage in a dangerous confrontation to save a woman and her family from sinister forces. John's efforts force him to confront the darkness in his own life - while also coming face to face with a new powerful adversary in Papa Midnite.
The MSPWB has identified a possible hiding place for Kamui, and Divisions 1 and 3 are sent to the scene in order to investigate. Meanwhile, Akane has Saiga help with Representative Masuda’s interrogation.
Running late to school, Shinichi sees Nagai in trouble with some punks. When Shinichi steps in to help, he meets a high school student, Kimishima Kana. Shinichi and Satomi share a close moment when she tends to his injuries, but his life is about to take a sudden turn with a single phone call from his father...
Dylan sets about tracking down Phoebe who hasn't returned any of his messages. This prompts a flashback to six years ago when the gang are at a pub quiz.
Michael confuses variety store customers with products that have secret hideaways; astonishes camping store patrons with rafts that come in pill form; and convinces a woman that a tiny propeller enables human levitation.
Owen becomes invested in a patient when he realizes she may have served in the military, April’s mother pays her daughter a visit and bonds with Jackson, and Derek plans a family dinner. Meanwhile, a patient’s diagnosis causes Bailey to reconsider her own health issues and Dr. Herman drops a bombshell on Arizona
Shawn races against Team Wheeler's arch rivals the Amentas in the junior drags. Bess is delighted to involve her family until Edwina develops a super crush.
A contractor gets hit in the head with a tool, and later starts getting a pounding headache, dizziness, spotty vision, and nausea from having a nail punctured into his brain; a football player in college gets extreme headaches, a stuffy nose, and blurred vision from Aspergillus fungi entering his brain; in 2012, an 8-year-old boy suffers constant vomiting, fatigue, seizures, and eventually dies from amoebic meningitis after being infected with Naegleria fowleri.
When Sherlock and Joan join forces on a double homicide, Sherlock’s new apprentice threatens the investigation when she allows her jealousy of Sherlock and Joan's work rapport to override her better judgment.
Annalise and the team are focused on Rebecca's case, but when the judge enforces a gag order, Rebecca takes things into her own hands. Meanwhile, Michaela is surprised by a pre-nup, sparks fly between Laurel and Frank, and in flash-forwards, we find out more about Wes and Rebecca's relationship.