Continuing from the season premiere episode, Beckett races against time to find a stolen toxin capable of killing tens of thousands of people. To make matters worse, Castle was exposed, leaving him with less than hours to live.
Red and Liz go under cover to stop an assassin known as The Freelancer from killing his next target; Ressler and a recently re-hired CIA agent try to protect Red from a distance; Liz wonders what she should do about Tom and the mysterious box.
Viva is worried that Rocky is getting too serious about their relationship, while Saz is worried she's not normal. A new school counsellor has a big impact on Greenshoots Academy - though not in the way he intended.
The team tackles some boozers in Barrow whose spirits are high, Duggie and Mark look into a car that has come a cropper and the cocky occupants of a Mondeo refuse to face the bald facts about their tyres. Lucky the sniffer dog is brought in to weed out some evidence and a young woman who has skidded off the road on black ice experiences delayed shock.
After a masked gunman kidnaps a young woman from a locked psych ward, it becomes clear that the case is more complicated than it looks.
Katie and Cali are stuck on Jake's Mountain. Rubble wants Ryder to pick him but he picks Marshall and Rocky.
All aboard! Finn and Jake discover a train where every car is a dungeon filled with a new foe for Finn to fight. Jake quickly gets bored and wants to leave, but Finn is having the best time and doesn't want to leave... ever!
Reverence for the number three dates back thousands of years, and can still be found today in art, architecture, science, literature, and religion. What is it about this number that continues to fascinate mankind? Could this recurring motif contain a profound message? The ancient Egyptians believed the design of the three pyramids of Giza came from the Gods. Diverse cultures across the world worshipped divine beings that ruled as all-knowing triads. Isaac Newton searched for the secrets of the universe in an ancient tablet that spoke of the power of the number three. Even the language of our DNA is written in a pattern of threes. Could the combination of all the trios and trinities embedded throughout the mythical and religious world suggest that the power of three might somehow connect humanity with divine or, as some would believe, extraterrestrial forces?
Christy and Bonnie set aside their differences to deal with a family crisis together.
Duncan promises to kill a member of Ellen's family when she refuses to assassinate the president during surgery. Duncan also informs the family to go about their normal lives for the next two weeks until the commander in chief's operation.
Mrs Tishell returns to the village. Martin has to work out what is wrong with beach comber Lorna. Al and Morwenna have an internet dating disaster, and romance is blossoming for Bert and Jennifer.
The owner of the SS Keewatin, Clarence MacFarlane, receives a threat and Detective Murdoch and Inspector Brackenreid board to investigate. About to sail on its maiden voyage bound for Rochester, New York, Murdoch wants to stay aboard after he learns that Julia is one of the guests on board for the maiden voyage. Their investigation uncovers a real threat to the ship.
Another soldier in the army of evil, the Sandman, seeps into the dreams of the residents of Sleepy Hollow. By infiltrating their minds at night, he tortures them to the brink - all because they, at one time, turned a blind eye to justice. When the Sandman seemingly sets his sights on Abbie, she is forced to begin to face her past - and her institutionalized sister Jenny. With Ichabod by her side, and her life at stake, the duo must try to defeat the Sandman and continue their fight against evil.
Season begins with the story of a woman who rejected the advances of a friend, who then stole a piece of her hair and supposedly put a spell on her.
The rd season begins in Los Angeles with two-member teams flying to Chile where they take to the sky for paragliding. Also: Misreading a clue lands one pair up a creek without a paddle and the race heats up when one team steals another duo's taxi.
The summer season kicks off in The Hamptons as Emily Thorne's course of revenge is renewed and set against an unexpected timeline. Meanwhile the return of Victoria Grayson's son brings changes and complications to the all-powerful family. And a glimpse into the future shows that the wedding of the century may lead to Emily's ultimate demise.
Frank testifies Geddes and his family take a trip Damon and Maya start their new lives.
Dr. William Masters, Washington Universitys foremost OBGYN, runs a successful medical practice by day and conducts a secret study of human sexuality by night. Former nightclub singer Virginia Johnson joins the hospital secretarial staff and proves herself to be an asset to Masters work.