Casey and Evan take to the open road for a tense reunion. Back home, Sam and Zahid get ready to party, and Elsa bids farewell to the past.

Sam makes a bold move amid the buzz of orientation day. Casey crosses paths with Nate. Elsa and Doug unpack the hazards of half-truths.

Casey’s demanding schedule starts affecting her grades, while Sam seeks out some extra credit himself. A chance run-in revives old suspicions for Elsa.

As Sam gets ready for an adventure, Elsa thinks about ways to discourage him. Casey gets an up-close look at Izzie’s tense home life.

Sam’s frustration at being unable to find a therapist and Casey’s anxiety about going to a new school spark a blowup between the two.

Casey feels less than welcome at Clayton. Sam asks Paige to spell out the rules of their “casual relationship,” while Doug sets boundaries with Elsa.

When Paige makes a confession to Sam, he creates a checklist to figure how he feels. Things with Nick suddenly get too real for Elsa.

When Sam learns his crush is already taken, dad Doug helps him woo her. A lost credit card sends Elsa back to the bar. Casey hears rumors about Evan.

When a classmate shows interest in him, Sam makes a list of pros and cons to see whether she’s girlfriend material. Casey gets a prestigious offer.

Beth prepares her dancers for the first big dance recital at her new job.

Beth prepares her dancers for the first big dance recital at her new job.

When subway passengers, including Detective Esposito, are taken hostage by a mysterious gunman, Castle, Beckett and the team must uncover the gunman’s agenda before it’s too late.

Carly and martial-arts champ Shelby Marx (Zoey 101’s and Spectacular!’s Victoria Justice) agree to have an exhibition fight for charity after Carly jokingly challenges her to a match. Unfortunately, Carly…

Carly and martial-arts champ Shelby Marx (Zoey 101’s and Spectacular!’s Victoria Justice) agree to have an exhibition fight for charity after Carly jokingly challenges her to a match. Unfortunately, Carly…

The Plain White T’s are set to perform on iCarly, but Nevel plans to ruin the event by hacking into the site.

Carly, Sam and Freddie want their show to be reviewed. Carly risks receiving a bad review when she insults the annoying eleven year old who runs a popular site that…

Carly, Sam and Freddie want their show to be reviewed. Carly risks receiving a bad review when she insults the annoying eleven year old who runs a popular site that…

The Plain White T’s are set to perform on iCarly, but Nevel plans to ruin the event by hacking into the site.

When a modern-day prospector is found dead near a mining site and Lisbon is injured during the initial stages of the investigation, Agent Hightower joins Patrick Jane in the field…

The staff celebrates election night and encourages Sam to run for the seat in Orange County; Toby continues to worry about how Andrea’s pregnancy will play politically for both of…

The French woman-Danielle Rousseau-shocks the survivors by showing up to the camp with a dire warning about “the Others” who are on the island, and the black smoke that precedes…

The castaways on the raft are surprised at sea by something unexpected. Meanwhile, remaining islanders attempt to blow open the hatch, and a visitor to the encampment might be a…

While filming a reality show on a Marine base, a supermodel dies and the NCIS team must discover who is the model’s murderer. They discover a love triangle between the…

After the contents of a self-storage unit purchased at an auction take the BAU to Philadelphia to investigate a series of murders, the local agent becomes the center of the…

After the contents of a self-storage unit purchased at an auction take the BAU to Philadelphia to investigate a series of murders, the local agent becomes the center of the…

A broken water main uproots multiple coffins in an old graveyard. When the team is brought in to identify the bodies for re-interment, they discover a newer skeleton that should…

Meredith and Nathan have to confront their feelings when they are are stuck sitting next to each other on a plane.

Frank falls out the window causing him to think it’s 2006, the gang approaches it as a do-over and attempts to fix their past mistakes.