With their foodstuffs nearing total depletion and no signs of a thaw anywhere, the expedition's officers face the horrifying realization that their best chance to survive could well lie in an 800-mile hike in a new episode called "A Mercy." Clearly, this is not the kind of news they can drop on their exhausted and demoralized crews, so they search for some way to buoy their spirits before revealing this grim reality to them.

The DEO is wracked by a psychic invasion, caused but not intended by Myr'nn (guest star Carl Lumbly), in the new episode "In Search of Lost Time." As others experience perception problems, Supergirl and J'onn (Melissa Benoist, David Harewood) try to keep the mayhem to a minimum. Supergirl also gets useful tips on combat from Mon-El (Chris Wood). Chyler Leigh and Jeremy Jordan also star.

Though the immediate concern is in solving a ballerina's murder, Lucifer (Tom Ellis) also tries to keep Chloe's (Lauren German) mind off Pierce (Tom Welling) in the new episode "Anything Pierce Can Do I Can Do Better." She realizes what Lucifer is up to where she's concerned -- and she doesn't like it. Maze (Lesley-Ann Brandt) is still committed to a pursuit that Pierce wanted her to abandon. Charlotte (Tricia Helfer) is asked for help by Amenadiel (DB Woodside).

Sheldon's (Iain Armitage) close call with choking makes him want to have nothing to do with solid food in "A Therapist, a Comic Book, and a Breakfast Sausage." On the "up" side, he learns about comic books ... and anyone who watches "The Big Bang Theory" knows just how much that took root with him. Zoe Perry and Annie Potts also star, and original "Sheldon" Jim Parsons narrates.

Conrad (Matt Czuchry) tries to help Nic (Emily VanCamp) when she's suspected of complicity in a patient's death in the new episode "And the Nurses Get Screwed," but his efforts backfire. A shocking development during a surgical procedure leaves Bell (Bruce Greenwood) vulnerable to investigation, and Claire (Merrin Dungey) is surprised by his response. Devon (Manish Dayal) tries to prevent a hypochondriac from being treated by Lane (Melina Kanakaredes). Michael O'Neill ("The West Wing") and Warren Christie guest star.

It may sound counter-intuitive, but death is an important part of the complex equations that allows life on planet Earth to thrive, as explored in the new episode "Survival." Global mass extinctions are horrible in their own right, but they also create opportunities for evolution to take another step forward and strengthen Earth's biodiversity. Somewhere in the middle between life and death lies sex, life's trade-off with death to survive in a restless world.

Jude (Steve Zahn) seeks Emma's (Sandrine Holt) help in saving his son in the new episode "The Face of Oblivion," though the result could threaten a number of other lives. Hannah's (Kelley Missal) past is discovered. Sophie and Paul (Georgina Haig, Rob Campbell) both make surprising findings. Natalie Martinez, Tommy Bastow, Rick Gomez, Grant Harvey and Jay Karnes also star.

Beth, Ruby and Annie (Christina Hendricks, Retta, Mae Whitman) have enough experience to suspect a request from Rio (Manny Montana) isn't as simple as it might seem in the new episode "Summer of the Shark." He wants to get the business going again but they wonder at what cost -- and not merely in monetary terms. While worrying about that situation, Ruby gets critical news about Sara (Lidya Jewett).

As the nation prepares to celebrate Independence Day, veteran cop John McClane (Bruce Willis) carries out another routine assignment: bringing in a computer hacker (Justin Long) for questioning. Meanwhile, a tech-savvy villain named Thomas Gabriel (Timothy Olyphant) launches an attack on Americas computer infrastructure. As chaos descends around him, McClane must use old-fashioned methods to fight the high-tech threat.

Four years after the earlier adventures of Carrie Bradshaw (Sarah Jessica Parker) and her best gal pals, she and her intermittent lover, Big (Chris Noth), are in a committed relationship. Samantha (Kim Cattrall), having survived cancer, has a monogamous relationship with Smith Jerrod. Charlotte (Kristin Davis) and her husband live on Park Avenue, and Miranda (Cynthia Nixon), now in Brooklyn, feels the pressure of family life.

Ferris Bueller (Matthew Broderick) has an uncanny skill at cutting classes and getting away with it. Intending to make one last duck-out before graduation, Ferris calls in sick, "borrows" a Ferrari, and embarks on a one-day journey through the streets of Chicago. On Ferris trail is high school principal Rooney (Jeffrey Jones), determined to catch him in the act.

Obsessively punctual FedEx executive Chuck Noland (Tom Hanks) is en route to an assignment in Malaysia when his plane crashes over the Pacific Ocean during a storm. The sole survivor of the flight, Chuck washes ashore on a deserted island. When his efforts to sail away and contact help fail, Chuck learns how to survive on the island, where he remains for years, accompanied by only his handmade volleyball friend, Wilson. Will Chuck ever return to civilization and reunite with his loved ones?

When a long-missing page from the diary of assassin John Wilkes Booth suddenly resurfaces, it implicates the great-great grandfather of treasure hunter Ben Gates (Nicolas Cage) as a conspirator in Lincolns death. Bens globetrotting quest to prove his ancestors innocence leads him to a closely guarded book containing the nations deepest secrets.

"The greatest trick the devil ever pulled was convincing the world he didnt exist," says con man Kint (Kevin Spacey), drawing a comparison to the most enigmatic criminal of all time, Keyser Soze. Kint attempts to convince the feds that the mythic crime lord not only exists, but is also responsible for drawing Kint and his four partners into a multi-million dollar heist that ended with an explosion in San Pedro Harbor - leaving few survivors.

In the tiny town of Brixton, Georgia where nothing is private, a woman with supernatural clairvoyance, a young beautiful socialite who has mysteriously disappeared, and an assortment of colorful characters all collide. A haunting psychological thriller, "The Gift" is ultimately a profound celebration of the human spirit.

Commodus (Joaquin Phoenix) takes power and strips rank from Maximus (Russell Crowe), one of the favored generals of his predecessor and father, Emperor Marcus Aurelius, the great stoical philosopher. Maximus is then relegated to fighting to the death in the gladiator arenas.

The film takes place in 1993 when the U.S. sent special forces into Somalia to destabilize the government and bring food and humanitarian aid to the starving population. Using Black Hawk helicopters to lower the soldiers onto the ground, an unexpected attack by Somalian forces brings two of the helicopters down immediately. From there, the U.S. soldiers must struggle to regain their balance while enduring heavy gunfire.

In this 1980s sci-fi classic, small-town California teen Marty McFly (Michael J. Fox) is thrown back into the 50s when an experiment by his eccentric scientist friend Doc Brown (Christopher Lloyd) goes awry. Traveling through time in a modified DeLorean car, Marty encounters young versions of his parents (Crispin Glover, Lea Thompson), and must make sure that they fall in love or hell cease to exist. Even more dauntingly, Marty has to return to his own time and save the life of Doc Brown.