Oliver rallies his team as Slade's soldiers attack the city. Felicity gets a call from S.T.A.R. Labs with game-changing news and Thea comes face-to-face with her father.
When prostitutes are murdered in Texas, their deaths seem to have religious overtones; members of the team are put at risk throughout the course of the investigation.
Danielle and the guys kick it into overdrive when they land a high-profile custom pick for Dollywood, the theme park owned by legendary country music star Dolly Parton. A tribute to the Smokey Mountain Fire Patrol of the 1930s, the park's brand new roller coaster wouldn't be complete without some key pieces of vintage petroliana. And the team has just two weeks to uncover a long list of hard-to-find items.
A tragedy sees Debbie taking some drastic action. Judy manages to surprise everybody at Pam's 40th birthday.
Frankie limits the hours during which the kids can voice their needs; Mike watches to make sure Darrin doesn't take advantage of Sue; Brick invites new friends over.
Shumway secretly orders one of the 100 to kill Bellamy. Meanwhile, hallucinogenic nuts provide Octavia with an opportunity to help the Grounder escape the camp, and Bellamy and Clarke investigate a nearby underground depot, where they find military weapons.
Truman, empowered with new authority from the President, launches a mustard gas attack designed to kill Miles and Monroe. To Rachel's disappointment, Miles agrees to join Monroe in a ruthless plot to beat the Patriots at their own game. As Neville faces his own challenge from the Patriots, Aaron grows increasingly alarmed by the power of the nanotech.
Janice and Walter stage an intervention to confront Steve's drinking unaware of a coke party Jim has accidentally set in motion in his bedroom.
Sean Hayes joins Billy to play "Uninterested or Uncircumcised?" and "Who's the Most Famous Person on Sean Hayes' Phone?"; Olivia Wilde returns to play "John Mayer or Pepé Le Pew?," and Billy plays "Actress Potato Head."
Richard uses science and home footage to reveal the humiliating and painful potential of riding down a zip line, playing on swings or swallowing powdered cinnamon.
Richard uses science and home footage to reveal the humiliating and painful potential of bungee jumping, juggling and flying a kite - though not all at the same time.
A Chinese man looks for an American mail-order bride, two piñatas come to a terrifying realization, & Bethiffer goes shopping for lingerie.
How Brazilian goalkeeper Moacir Barbosa went from national hero to pariah after allowing Uruguay's cup-winning goal in the 1950 World Cup.
Follows some of Manhattan's most relentless realtors as they close multimillion dollar deals faster than a yellow cab runs a red light.
Four-year-old Alfie is brought into the hospital with a broken thighbone having fallen off his bike. The team are worried that Alfie might have ruptured an artery, causing some internal bleeding.
The CSIs investigate a crime that has ties to a 25-year-old mob heist; Brass is faced with a decision when his daughter tries to commit suicide.
Benson and Murphy question a television producer when he is accused of molesting his daughter; Benson strives to discover the truth as accusations fly in the media.
In recent years, an unusual spate of deadly shark attacks has gripped Australia, resulting in five deaths in ten months. At the same time, great white sharks have begun appearing in growing numbers off the beaches of Cape Cod, Massachusetts, not far from the waters where Steven Spielberg filmed the ultimate shark fright film, Jaws. What's behind the mysterious arrival of this apex predator in an area where they've rarely been seen for hundreds of years? Are deadly encounters with tourists inevitable? To separate fact from fear, NOVA teams up with leading shark experts in Australia and the United States to discover the science behind the great white's hunting instincts. Do sharks ever target humans, or is each attack a tragic case of mistaken identity? And can a deeper understanding of shark senses lead scientists to design effective deterrents and help prevent future attacks?