Kris mines an undersea trench, but a cave-in of rocks threatens his life, pinning him to the seafloor. Desperate to find a patch of career-saving gold, Shawn follows a hunch to deeper ground.

The All Stars flex their funny bones in a stand-up comedy challenge in front of a live studio audience! Guest judges Sam Richardson and funny lady Jane Krakowski join the laughs.

Emily is serving out the final days of her FBI suspension while struggling to come to terms with the consequences of her actions from the last two seasons. Hyper-vigilant and distrusting of others, Emily sees threats everywhere and takes a closer look at everyone.

Trapped in a mysterious psychiatric ward, a man with no memory comes to believe that he's the President of the United States and the subject of a diabolical political conspiracy. As the asylum's soul-crushing forces bear down on him, he fights to preserve his sanity and escape so that he can return to power.

Bess and Samuel are awarded the opportunity to record at legendary Electric Lady Studios-and are joined by Bess's father, Percy.

Danger awaits Bernard and Lenina in the Savage Lands, where the world is flipped on its head; John grapples with staying true to himself as paths entwine.

Molly and Cole go on a special park tour as Owen and Paige try to have a date night.

Scorned as a witch, a young woman with powers leaves her village to start a new life - just as a ruthless army scours the countryside for her kind.

Hop Pop's efforts to be hailed as a hero backfire when he stands up to the wrong family.

Anne must put her self-consciousness aside in order to learn the true way of the hunter.

Lev reflects on a traumatic childhood after connecting with a patient of similar heritage, and Jan struggles to prioritise her marriage over her work.