Peacock has locked in a fall premiere date for its upcoming mystery thriller All Her Fault, with Sarah Snook (Succession) leading the cast. The eight-episode series drops November 6, 2025, kicking off with a four-episode binge release before rolling out two new episodes every Thursday through November 20. The staggered rollout is designed to keep viewers hooked all month long.
Adapted from Andrea Mara’s 2021 bestselling novel, the series follows Marissa Irvine (Snook), a mother whose life unravels when her son Milo vanishes during what should have been his first playdate. Instead of reassurance, she’s met with a chilling twist: the woman at the door claims she doesn’t know Milo at all.
That shocking premise fuels a tense and emotional mystery about a mother’s relentless fight to uncover the truth.
Alongside Snook, All Her Fault features a stacked ensemble:
Jake Lacy
Dakota Fanning
Michael Peña
Sophia Lillis
Abby Elliott
Behind the scenes, the show is steered by creator, writer, and executive producer Megan Gallagher, with direction from Minkie Spiro (Downton Abbey, The Plot Against America) and Kate Dennis (The Handmaid’s Tale). Snook also serves as an executive producer, signaling her investment in the story’s emotional weight.
With its mix of emotional drama and edge-of-your-seat suspense, All Her Fault is shaping up to be one of Peacock’s biggest fall draws. The series blends the heartbreak of a parent’s worst nightmare with psychological twists that will leave audiences questioning every character.
Expect a show that’s not just a thriller, but also an intimate story about resilience, motherhood, and trust.
Premiere Date: November 6, 2025
Platform: Peacock (exclusive)
Release Plan: 4 episodes drop at launch, followed by 2 episodes weekly on Thursdays until November 20.
Peacock is betting big on All Her Fault as a tentpole fall release. With Sarah Snook front and center, a gripping mystery adapted from a hit novel, and a powerhouse creative team, the series has all the makings of a binge-worthy thriller that will dominate conversations this November.
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