The characters from Group B return for their second performances of the season, and a new wildcard enters the game.
Opposite personality traits become more apparent in the Harper family when Debbie and Freddie collaborate on a business idea and when Todd and Ollie search for a new toy on the market.
After Nightwing and Red Hood’s battle, Rachel and Gar try to save their friend. Meanwhile, Jason questions his allegiance. With Barbara behind bars, Donna leads her own resistance operation, and Conner helps Blackfire recover her ship.
Plunged back in time, Rita attempts to navigate the Bureau of Normalcy with help from an oddly familiar group. Meanwhile, Jane gives Kay her first taste of freedom, while Larry finds closure with his son.
Barry can’t believe his luck when a cute girl invites him to her place for a drink, but he quickly learns he was duped by a siren and he’s in for way more than he bargained for. When a demonic pandemic strikes, a teenager fights to keep her family safe. But when she realizes they may have been infected, can she find the strength to fight the Devil’s plague?
Left behind but holding on, Niko and Cas each tangle with the Achaia in their own way. At the Salvare, the crew uncovers a key alien vulnerability.
Americans love freedom. But what price are they willing to pay for it—and what can be learned from other countries that are fighting to be free?
Venturing into the ring to negotiate with the Achaia, Niko sees the unimaginable. Cas risks everything by sending Iara on a mission. Jana stuns Erik.
As Gina and Drew adjust to life after surgery, Drew develops romantic feelings for someone new, and Gina gets surprising news about a friend’s death.
Alone at last, or not? Salvare's team faces a rough ride home — and a cautious reentry. Elsewhere, Erik tests Achaian tech, then asks for a favor.
The new planet holds promise — and unexpected threats in the brush. The tables turn as Richard reaches out to Iara. The Achaia open up to Erik.
Frank and Eamon deal with the stress in different ways, as Amanda continues to anger the rest of the family with her dynamism.
Shock waves hit a Salvare struggling in the aftermath of an epic act of destruction. Niko questions William's judgement as Erik looks to the Achaia.
Al and Riley take on second jobs as "repo men" to make extra money to send to Al's sister, but Riley's behavior while working becomes concerning.
Let Sandi Toksvig bring you to your senses with Aisling Bea, Roisin Conaty, Jessica Fostekew and Alan Davies.
When a heat wave hits Seattle, Station 19 becomes a cooling center and chaos ensues with locals who aren’t used to the extreme temperatures. Andy deals with regret and finds a friend in Theo. Joey comes face-to-face with his past during a ride-along with Ben and Jack
Sheldon encourages Missy to question the Bible. Also, Connie is determined to catch George Sr. in a lie, and Mary helps Pastor Jeff search for a youth pastor.
A flashback reveals the origin of Gaal’s conflict between faith and science. The standoff on Terminus takes an unfortunate turn.