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 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…

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…

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.

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

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.

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

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.

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.

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

Carrie improvises to salvage her mission. The CIA closes in on a leak.

Carrie works a frightened asset. Quinn and Fara stake out a new suspect.

Carrie gets a tip. Saul calls in a favor. Fara uncovers a conspiracy.