Aside from Purnell, Goggins, and McLachlan, season two will see Aaron Moten’s return as Maximus—the wayward Brotherhood of Steel soldier who was tragically separated from Lucy after their close bond in season one—alongside Moisés Arias as Norm, Lucy’s brother who managed to uncover the secret of the Vaults himself at the climax of last season.

In season 2 of Fallout, Justin Theroux steps in as Robert House, and the trailer even hints at chaos ahead with the arrival of a deathclaw in New Vegas.

The 'Fallout' Season 2 trailer reveals that Justin Theroux is Robert House, plus there's a deathclaw in New Vegas.

The 'Fallout season 2' teaser trailer was revealed at Gamescom 2025. The new season will premiere on December 17, 2025. It will feature the familiar s

The second season releases its premiere on December 17th with weekly episodes to follow up until February 4th. “The new season will pick up in the aftermath of Season One’s epic finale and take audiences along for a journey through the wasteland of the Mojave to the post-apocalyptic city of New Vegas,” the show’s description reads.

Watch the trailer for Fallout Season 2, premiering December 17 on Prime Video with new characters and expanded storyline.

Gamescom 2025 presents the first trailer for the second season of Fallout, available in December on Amazon Prime Video.

So, in the first teaser trailer for Fallout Season 2, we’re introduced to Mr. House, and we see him interact with Cooper Howard, the human version of Goggins’ character. It appears that this story from the past will overlap with The Ghoul and Lucy’s trip to New Vegas, and create parallel stories like we saw in Season 1.