Unsealed: Alien Files - All Episodes

Seth Meyers, who is Saturday Night Live's longest serving anchor on the show's wildly popular "Weekend Update," takes over as host of NBC's Late Night — home to A-list celebrity guests, memorable comedy and the best in musical talent.

As the Emmy Award-winning head writer for "SNL," Meyers has established a reputation for sharp wit and perfectly timed comedy, and has gained fame for his spot-on jokes and satire. Meyers takes his departure from "SNL" to his new post at "Late Night," as Jimmy Fallon moves to The Tonight Show.

When Maddie finds herself trapped in afterlife limbo at her high school, she decides to investigate her own mysterious disappearance.

Set thousands of years before the events of The Lord of the Rings, this epic drama follows an ensemble cast of characters, both familiar and new, as they confront the long-feared re-emergence of evil to Middle-earth.

Life Below Zero° follows seven people as they battle for the most basic necessities in the state with the lowest population density in the United States. Living at the ends of the world's loneliest roads and subsisting off the rugged Alaskan bush, they battle whiteout snow storms, man-eating carnivores, questionable frozen terrain, and limited resources through a long and bitter winter. Some of them are lone wolves; others have their families beside them. All must overcome despairing odds to brave the wild and survive through to the spring. Only the mentally fit will be able to endure the extreme test of isolation and endless work required to survive the many months of winter in the Alaska bush.

From the groundbreaking mind of MrBeast comes a new, record-breaking competition series. A staggering 1,000 players compete in nail-biting, physical, mental, and social challenges, for a chance to win a whopping $5 million dollar cash prize. Week by week, players will use their strength and wit to stay in the game, with the hope of being the multi-million-dollar winner.