Chicago, IL, 1966: The crime of the century begins when a man knocks on the door of a dormitory of nursing students and murders all…but one, who will live to help police attempt to bring him to justice.
A Space Shuttle crew discovers damage to protective tiles on the shuttle's underbelly that could kill them during re-entry in temperatures up to 3000 degrees.
Kyle and Holly's split continues to divide the boys and girls. Scott upsets Chloe, Holly confronts Kyle while Charlotte goes to extraordinary lengths in search of a kebab.
New York, NY, 1937: Easter Sunday turns deadly when a pin-up model and two others are discovered brutally murdered. Religion, art, and madness come together in this twisted tale of love and obsession.
The sleepy town of Lighthaven is stunned when a teenage girl returns from the dead. Where has she been for a whole year? And who was buried in her place?
Jack and Paco ask LA Notorious to run another story about the killer, with the shot of Kent as a child on the front cover. This leads to one of Kent's schoolmates contacting the police, who names him as Cooper Flynn. After the story is published, Kent visits Karen at her home, waking her in the night. He asks her to be his voice, not the police's. In return, Karen asks for a personal interview with Kent. Elsewhere, Diver is trying to locate Bucket, unaware he is dead and that Dianne has taken his place as manager of the drug ring. He later spots Jack and Dianne kissing, and takes photos of the two. The detectives decipher that the killer must work in the motor industry, due to his access to vintage cars. They also theorize that these cars are where the murders take place. This discovery leads the police to Kent's auto shop, where Jack finds blood in the water pipes. Kent later arrives at the shop, but drives away before any police officers can see his face. Meanwhile, Betty's old flame, Jimmy Lovett, suspects Kent of being a drug dealer. He trades his silence on the matter for sexual favors from Betty, who reluctantly agrees. During their meeting one night, Betty stabs Jimmy to death with a knife gifted to her by Kent. Later, Kent babysits his neighbor's daughter, Mary, who becomes suspicious of Kent after watching a TV report on the killer.
Glitch threatens the Lambert Glacier while he is making an ice statue of himself.
Myths obscure the truth about the Underground Railroad and the Women's Suffrage Movement. Black leaders, not white, dominated the system that brought hundreds of slaves to freedom. And women's fight for the vote was more violent than we remember.
After a vicious wolf attack, Brian races to relocate his Eskimo Dog pack to safer ground. Dennis guides a band of underdressed Floridian musicians to an epic snowy adventure through polar bear alley.
America's votes will be revealed to determine which artist will be eliminated from the competition.
Dave tries to surprise Cara, but she has a surprise of her own for him; Julia decides its time to derail a wedding.
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.
Jac returns to work on Darwin leading to a battle with Guy over his plans as Morven and Arthur end up clashing over a patient.
A woman gets intimate with a wolf, an arm wrestler visits from across the pond, and Daniel tries to raise the profile of an obscure Swedish snack.
10-year-old Josh has severed his finger at school. Stonemason Guido has dropped a slab of marble on his hand. 74-year-old partially-sighted Maggie is brought in by her neighbour after breaking her ankle in a fall.
Carl Sagan and Ann Druyan fall in love over a golden record, Wernher Von Braun pioneers rocket science, and Alexey Leonov becomes the first man to float in space.
Rick and Marty Lagina bring heavy digging equipment to the island and their first target is where a researcher claims the treasures of the Knights Templar lie buried.
As Jamie reaches a difficult crossroads, he looks back over four seasons, revisiting his most challenging wrecks and recoveries; familiar faces from past and present explain what drives them to this dangerous world; a look behind the cameras.
After spending several holidays away from the family, Dean is thrilled to be reunited with them for his first real Thanksgiving celebration in a long time. But his overexcitement and meddling brings a major, unexpected family secret to light. Meanwhile, a series of flashbacks reveal the chain of events that led to Dean's departure from his hit TV drama.