The team are faced with the seemingly impossible murder of an air stewardess.

Seven months later, marooned on a watery planet, the Robinsons make a risky bid to power up their Jupiter, and Will vows to track down the Robot.

The Robinsons make contact with another family of survivors, and Will races to protect his family after Judy learns what happened aboard the Resolute.

As the team builds a tower to signal the Resolute, Maureen investigates a planetary anomaly, and Will braces for a tough conversation with his dad.

Maureen debates whether to share what she saw in the sky, Don leads a mission to find fuel, and the robot’s presence stokes tensions within the group.

While Dr. Smith moves ahead with his secret project, seismic activity wreaks havoc across the planet and leaves two teams facing impossible choices.

Maureen finds a solution to the fuel issue, but putting her plan into action proves trickier than expected. Dr. Smith realises her cover is blown.

Judy sets out to find Maureen, while Will and Penny lead an expedition to the caves. Dr. Smith pursues a new escape plan.

As the clock ticks down toward the Resolute’s departure, the Robinsons scramble to get off the planet — and out from under Dr. Smith’s thumb.

When a debt collector is murdered, Holmes and Watson try to narrow down the suspect pool from thousands of consumers who owed the victim money. Meanwhile, Watson’s relationship with Andrew…

Sherlock takes on the case of a stolen artificial intelligence software program, but seeks out Joan when he’d rather disprove the computer’s abilities than find the thief. Joan meets Sherlock…

Sherlock returns to New York with a new apprentice and a renewed interest in working with the NYPD after being fired by London’s MI6. However, Gregson won’t let him resume…

Sherlock helps a math genius from his network of ‘Irregulars’ experts after he stumbles upon a body while participating in a math puzzle competition. Joan attempts to extend an olive…

Carrie gets a tip from Redmond regarding Quinn’s lead. Saul calls in a favor from an old friend in the Pakistani military. Fara uncovers a conspiracy.

Carrie tries to earn the trust of a frightened asset. Saul catches a break when he spots a familiar face. Quinn and Fara stake out a new suspect.

A trade with the Taliban for Saul’s life angers Lockhart, forcing Carrie to improvise to salvage her mission. The CIA closes in on a security leak.

It’s Fiona’s birthday, and she’s not going to forget it! While inspecting a possible Islamic terrorist safe house, they are kidnapped. With the threat of his son’s, his wife’s and…

Zaf and Adam participate in a mission in Tehran that goes wrong. As the investigation advances, the team realizes they’ve been lied to as to the goals of their mission.