Sheldon and Leonard get invited to a party at Wil Wheaton’s house, and Howard gets an out-of-this-world opportunity.

After a prominent politician is almost killed during a rally, Weller and the team must work with U.S. Marshal Allie Knight to take down a mob leader.

Axel leads the surviving members of their group towards his old military base for shelter but finds it abandoned and in disrepair. With vampires closing in all around them, Axel…

David tries to find a way out of his predicament.

Penny plays Matchmaker for Raj, which results in him finding a girl he is comfortable talking to.

After Will sees something terrible on trick-or-treat night, Mike wonders whether Eleven’s still out there. Nancy wrestles with the truth about Barb.

Holden and Bill return to a perplexing case in Pennsylvania where a set of clues leading in multiple directions leaves no shortage of suspects.

David goes back to where it all started.

Leonard and Amy get to know each other better, while Howard and Bernadette spend the weekend with Mrs. Wolowitz.

Lives are left in danger following the arrival of a new threat. Lincoln and Bellamy decide to break into Mount Weather.

Legion S01E05: David faces a new threat. David Haller has lost control. He may look more self-assured, but that’s merely the parasite in David’s mind, wearing his face to fool…

A fight between Sheldon and Penny leaves Amy caught in the middle, while Leonard tries to spice up his long-distance relationship with Priya.

The Orville is called to mediate a peace treaty between two warring cultures, but tensions run even higher between Ed and Kelly when a familiar face boards the ship. Meanwhile…

During a conversation with Salva at the bar, Raquel spots a tiny detail that gets her mind racing. After confessing a long-held secret, Moscow loses his son’s trust and Denver…

Things are anything but business as usual when Harvey and Mike find themselves at odds with a tenacious U.S. Attorney. Scottie and Harvey can’t seem to get on the same…

David faces trouble as his friends search for answers.

Thunderbird coordinates a mission to discover what Sentinel Services had done to an old friend of his and Lauren encounters a new friend with useful powers.

Penny is worried with how damaged her friendship with the guys will be in the aftermath of her sleeping with Raj while Sheldon becomes the leader of the paintball team.

Alyssa and James decide to lie low, but their hideaway turns out not to be as safe as it first appears.

Jesse investigates a fresh clue about God. Tulip makes friends with a new neighbor, and we get a glimpse into Cassidy’s past relationship with Denis.

A threat looms as David searches for answers.

Elsie discovers a possible source of sabotage, while Bernard searches for clues to anomalies in a sector thought to be abandoned. Theresa questions Ford’s leadership while Lee encounters a new…

David reflects on his past with the help of new friends.

Lexa and Clarke manage to make a deal.The newly created alliance is under threat. Monty comes up with a plan.

David considers whether the voices he hears might be real.

Nas and Weller navigate their new dynamic as co-leaders during the team’s hunt for a museum gala assassin, who turns out turns out to be harboring a dark secret. Jane…

Vanessa and Axel lead the others in the hospital’s last stand against a siege by Julius and his vampire soldiers. Later when Dmitri’s vampire ‘Death Squad’ arrives, it looks like…

As the town preps for Halloween, a high-scoring rival shakes things up at the arcade, and a skeptical Hopper inspects a field of rotting pumpkins.

Bill and Holden consult with Dr. Wendy Carr to begin classifying their subjects. They receive surprising news.

Ed and the crew set out to save Dr. Finn, her two sons and Isaac after their shuttle gets thrown into uncharted space and they crash-land on a moon that…

Nairobi takes charge among the robbers and it is decided to use the release of another group of hostages to gain sympathy with the public via the media. That doesn’t…

Clarke comes back to Camp Jaha with some shocking news. Finn has to face the consequences of his actions.

Alyssa and James hit the road with a bang, but they soon realise how little they know each other.

Season 4 of Doctor Who premiered on April 5, 2008 | 13 Episodes During an alien emergency in London, a woman called Donna Noble must search for an old friend…

Tulip confronts her near-death experience. Denis asks Cassidy for a favor. Jesse questions the price of saving Cassidy and Tulip.

Dolores, William and Logan reach Pariah, a town built on decadence and transgression – and they are recruited for a dangerous mission. The Man in Black meets an unlikely ally…

Motivated by a tragic event from his past, Jace throws all the power of the Sentinel Services into finding the Mutant Underground Way Station. Meanwhile, Blink’s vivid dreams lead her…

Bellamy is able to get Clarke to agree to accompany him to the drop ship. Dr. Tsing is in charge of a deadly experiment.

When the mutants devise a plan to take down Sentinel Services, Eclipse seeks out an old friend from his dark past in order to obtain some useful information. Meanwhile, Lauren…

In an effort to reunite with one another, Reed cuts a deal with the Sentinel Services and Caitlin and the kids seek help from someone outside the compound. Meanwhile, Thunderbird…