After Letitia hits a pretty, young bicyclist with her car, Tripp invites the woman to recuperate at the Darling mansion; Patrick is delighted with Nola's aggressive manner as his new chief of staff.
Christine thinks she has the perfect boyfriend, until he has a 'bizarre' reaction to her competitiveness after losing to her at tennis.
In the one hundredth episode of CSI: NY Mac faces his most deadly foe yet. There is a serial killer loose in New York City killing people with the name Mac Taylor making Mac a target.
While en route to China to identify prehistoric anthropological remains, Booth and Brennan are called upon to solve a murder in midair when the flight attendant discovers a fully cooked human body in the plane's microwave.
Tim is worried when Jason talks about leaving Dillon. Money troubles cause a riff between Tami and Eric. Tyra leans on Cash when things get tough, while Julie talks to her dad about Matt's idea.
A strange delivery in a box arrives at a Navy facility. The delivery driver and a Navy MP officer discover it is a sailor's corpse.
Stabler goes undercover to infiltrate a rare animal smuggling operation.
Yvette Fielding and the Most Haunted team are in Bolton investigating a building that boasts myriad tales of multiple haunting – including the ghost of Mary, assumed to be the wife of Samuel Crompton (inventor of the Spinning Mule & a former tenant). Visitors report sightings of a peculiar white mist, a grey lady, strange lights, the sound of footsteps and slamming of doors. Children are said to be particularly sensitive to the spirit of a woman named Betty, who apparently shouts at them to leave! With so much unexplained activity what would the Most Haunted investigation of The Hall I’ Th’ Wood bring to light?
Eli and Jordan take on a case to force the government to allow clinical trials of marijuana to cure MS. However, the billionaire philanthropist who backs them soon realizes that his own soon, suffering from MS, doesn't wish to participate. Meanwhile, Maggie and Matt try to determine who the mole is within the new firm that is luring clients to Posner/Kline.
It is nearly Christmas in Pontypandy and Norman is keen to have the best Christmas decorations, which leads to Dilys putting too many into one plug socket, leading to a fire.
After a nasty domestic dispute, the TR team are called to look for a man, who has hospitalised his wife after an argument. The team reveals he has a gun, as-well as his son. Lawson has the job of calling him down from a rooftop.
Mike visits a Chicken Farm to see how eggs make it to the store. There, he finds out that 1.4 million chickens equal a lot of poo, which he gets the chance to clean. Later, Mike learns how dirty dirt becomes clean dirt as he sterilizes soil in Oklahoma.
Brenda and Kelly's friendship takes a turn for the worse. Meanwhile, Sean moves in with the Wilson family, Naomi hangs with a new crowd, and Silver becomes jealous when a cheerleader pays a little too much attention to Dixon
Some of the world's leading physicists believe they have found startling new evidence showing the existence of universes other than our own. One possibility is that the universe is so vast that an exact replica of our Solar System, our planet and ourselves exists many times over. These Doppelganger Universes exist within our own Universe; in what scientist now call "The Multiverse."
Walter thinks the abduction of a young music prodigy is linked back to his old bunkmate at St. Claire's Hospital. When he kidnaps the child he sees a sequence of flashing lights. Olivia wants Walter to return to the mental institution much to Peter's outcry, but Walter's determination to help ends up having chilling ramifications.
While Foreman takes on a pediatric case on his own, the rest of the team deals with a 16-year-old factory manager and emancipated minor who collapses at work. When Foreman's patient takes a turn for the worse, he's forced to question whether he can deal with the situation on his own, or if he needs House's help.
Patrick Jane goes head-to-head with a "psychic" he suspects of murder. Intent on proving the so-called psychic is a fraud -- as well as a killer -- Jane arranges a séance to expose the murderer.