Vernon's crew attempts their first dive on the frozen battlefield, but tempers explode. Zeke breaks in his season by revisiting a mining spot from his past. Shawn sends in his ace diver, and the Kellys make a much-needed breakthrough.

Catherine's actions lead to chaos and bloodshed, leaving a trail of devastation in their wake; Catherine's desperate measures may prevent total war, or they could unleash forces beyond her control.

For more than four decades, award-winning journalist Linda Moulton Howe has covered the most mysterious phenomena on Earth. Could her investigations on everything from bizarre animal deaths to crop formations and alien abductions lead us to a profound new reality?

Guests: An interview with Nancy Pelosi, former Speaker of the House of Representatives, Democratic congresswoman from California, and author of the New York Times bestselling memoir "The Art of Power: My Story as America's First Woman Speaker of the House". This week's panel discussion includes Alyssa Farah Griffin, co-host of ABC's "The View" and CNN political commentator who previously served as the White House communications director under President Trump; and John McWhorter, professor of linguistics at Columbia University and opinion writer at The New York Times.

The family reunites with a loved one and confronts a harsh reality. Solomon makes a discovery that could prove beneficial.

As Stéphane and Mo secretly handle a diplomatic incident, a royal visit is announced. Lamine inspires housing reform ahead of a celebratory garden party.

Joaquín Sorolla public hospital admits a notable patient. An overdose hits close to home for Pilar, while Rodri treats a child in distress.

Dionysus has an idea to help Orpheus reach his lost wife. Zeus, annoyed by the mortals' lack of respect for him, shares his own plan with Prometheus.

Eiko and the Terminator arrive in 1997 with identical missions: find Dr. Malcolm Lee. Meanwhile, Lee's three children sneak out of their apartment.

Emma Willis returns as the host of the reality singing talent show as will.i.am and Sir Tom Jones are joined by new coaches LeAnn Rimes and Tom Fletcher and Danny Jones from McFly.

Iain goes to extreme lengths to protect his family, whilst Dylan's indecision backfires and Siobhan's hopes get raised then crushed.