Fallout Season 2 cast and characters: Here's who brings the post-apocalyptic drama to life

Fallout Season 2 moves forward with familiar faces.

A vault-born survivor now questions everything she believed. A Brotherhood soldier holds power built on a lie. A scarred bounty hunter hunts answers tied to the old world. Figures linked to Vault-Tec still shape events from the shadows. Together, these characters drive a story where survival depends on truth, control, and who dares to face the past.

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A closer look at the Fallout Season 2 cast

The strength of the show comes from performance as much as story. Each role feels grounded and human, even in extreme settings. Fallout Season 2 cast brings restraint and clarity to a harsh world. Returning leads carry unfinished arcs, and new roles add pressure to every decision.

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Ella Purnell as Lucy MacLean

Ella Purnell returns as Lucy MacLean, a vault dweller changed by hard truths. Lucy began as a believer in order and rules. Now she questions everything tied to Vault-Tec and her family. In Fallout Season 2, her goal shifts from rescue to justice. Purnell plays Lucy with control, showing growth without losing vulnerability. Her choices drive much of the story forward.

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Aaron Moten as Maximus

Aaron Moten continues as Maximus, a soldier tied to the Brotherhood of Steel. He gained status at the end of Season 1, but that rise rests on a lie. His role in Fallout Season 2 explores loyalty and fear within rigid systems. Moten balances strength and doubt, making Maximus both capable and fragile. His bond with Lucy faces real strain.

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Walton Goggins as The Ghoul

Walton Goggins returns as The Ghoul, once known as Cooper Howard. He carries memories from before the bombs fell. His past links Vault-Tec to global collapse. In Fallout Season 2, his hunt for answers becomes personal and direct. Goggins brings sharp focus to grief and anger, but he also shows restraint. That balance keeps the character grounded.

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Kyle MacLachlan as Hank MacLean

Kyle MacLachlan plays Hank MacLean, the Overseer whose secrets destroyed the world. No longer the benevolent father, he is now the season’s primary target. His flight to New Vegas sets the path for the other characters. MacLachlan’s performance shifts from warm to calculating, embodying the corporate coldness of Vault-Tec.

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Moisés Arias as Norm MacLean

Moisés Arias returns as Norm, Lucy’s brother left behind in Vault 33. While others roam the surface, Norm uncovers the dark history of Vault 31. He is the eyes and ears of the audience inside the bunker. Arias brings a quiet, investigative intensity that contrasts with the chaos above ground.

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New faces joining this season

The ensemble grows this season with a major addition. Macaulay Culkin joins the cast in a recurring role described as a "crazy genius" type. His character adds a new chaotic energy to the wasteland dynamic. His inclusion suggests Season 2 will expand its scope to include more eccentric survivors outside the main factions.

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New power players

In New Vegas, Justin Theroux joins the cast as Robert House, the enigmatic ruler of New Vegas. Previously seen only in a flashback cameo, House is a major figure who controls the strip where Hank MacLean has fled. Kumail Nanjiani also joins the ensemble in an undisclosed role, adding another layer of danger to the wasteland.

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Supporting cast

The wasteland feels real because of its side characters. Leaders, fighters, and survivors add texture to each conflict. Xelia Mendes-Jones returns as Dane, Maximus’s closest ally in the Brotherhood, while Leslie Uggams continues as Betty Pearson, keeping order in the vaults.

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