As the Soviets test the H-bomb, both Churchill and Eden have major health crises. Angry about her inadequate education, Elizabeth hires a tutor.
Dan Jones explores the history of the Welsh capital's landmark, Cardiff Castle, and discovers more about the various incarnations over the centuries.
Margaret and Peter are reunited, but another obstacle stands in their way. Elizabeth is torn between her duty as Queen and her love for her sister.
The Rance family is engulfed in a firestorm of publicity; Father Tomas finds himself unexpectedly thrusted into the public spotlight, as his search leads him into a terrifying underbelly of the city.
Five-0 must free McGarrett's mother, Doris, when Catherine informs them that she was captured and is about to be executed after attempting to free Wo Fat's imprisoned father. Also, Chin loses his appeal to have Sara's adoption delayed, and she must move to Mexico.
A critical clue on Snake Island sends the team into the dangerous Paraguayan jungle, with more deadly predators than before. A historic artifact brings them closer to the treasure, but life-threatening encounters nearly end the expedition.
As tensions with Philip increase, Elizabeth spends time with her old friend Porchey. Churchill’s portrait is painted for his 80th birthday.
When dense smog cripples London for days and creates a serious health hazard, Churchill’s inaction leaves him vulnerable to his political enemies.
Riley skips out on helping Topanga at the bakery to stay home and binge-watch her favorite TV show.
Elizabeth and Philip go on an exhausting world journey. Margaret takes over some of her sister’s official duties and tries to liven things up.
Todd finally finds good gold at his new High Bar mine. Parker gives his foreman Rick his own operation and when Tony and Minnie decide to cut the dredge crew’s pay, a key crew member calls it quits.
Newlyweds are unnerved by a dangerous paranormal presence that they need to get rid of before their first child is born.
When a key witness in Danny's case is killed just before testifying, Erin angers Danny by enlisting Anthony to help him find the killer. Robert Lewis tries to force Frank to publicly support the Attorney General's investigation of the use of excessive force. Eddie and Jamie get the call for an attempted suicide.
Updated with bone-chilling bonus scenes and paranormal facts: The ghost of a tormented teen shatters the serenity of a young family shortly after they move into their first home.
Clarence, Jeff and Sumo make it their mission to climb a really tall tree before it’s set to be chopped down. As they scale higher and higher their reality begins to slip away.
Jeff and Sumo expect no one to show at Clarence’s birthday party, just like last year. When dozens of kids arrive, the boys struggle to get face time with Clarence, the popular party host.
A woman in Lincolnshire sends out an SOS to clear the clutter taking over her home. She desperately wants space on the sofa to have a cuddle with her husband, but can the team's effort make room for romance? In Newcastle upon Tyne a teacher wants to clear out rooms brimming with items inherited from her late father.
Hanne finds a new drawing depicting a death in the lake, together with the recurring message 'GAADEK JAAMIT' and looks for a local Sami person who can translate it. Meanwhile, tensions rise at the remote Swedish ski resort as friends don't know who to trust - everyone seems to be hiding something, and they are not making themselves popular with the locals. Jessan is recovering, and hatches a plan to find out what is going on, but it's not to everyone's liking.