All Her Fault

All Her Fault is a mystery thriller television miniseries for Peacock starring Sarah Snook, Jake Lacy, and Dakota Fanning. It is based on the 2021 novel of the same name by Andrea Mara. The series premiered on November 6, 2025 and received generally positive reviews from critics, with particular praise for Snook and Fanning's performances. It received two nominations at the 83rd [Golden Globe Awards], including Golden Globe [Award for Best Actress – Miniseries or Television Film|Best Limited Series].

Premise

When Marissa Irvine goes to pick up her young son Milo from his first playdate with a boy, Jacob, at his new school, the woman who answers the door has never seen or heard of either Marissa or her son—beginning every parent's worst nightmare. As Marissa and her husband Peter begin a desperate search for their son, their family starts to come apart at the seams. With new friend Jenny Kaminski, the only person that Marissa can count on, the two women form a close and unlikely alliance. Together they hunt for Milo, uncovering deep family secrets that alter the course of both their lives forever. Charged with finding Milo and bringing the kidnappers to justice, Detective Alcaras unravels the complex and frightening web of deception and lies that has ensnared both the Irvine and Kaminski families, but his moral code is stretched to breaking point.

Cast

Main

Sarah Snook as Marissa Irvine, a self-made wealth manager who panics over the disappearance of her son
Jake Lacy as Peter Irvine, Marissa's husband who is a commodities trader who also supports his sister, Lia, financially
Dakota Fanning as Jenny Kaminski, a fellow mom whose son is friends with Milo and the head of marketing at Blackhorn
Jay Ellis as Colin Dobbs, Marissa's best friend and business partner
Abby Elliott as Lia Irvine, Peter's sister who is a recovering drug addict
Michael Peña as Detective Alcaras, a police detective who is investigating Milo's disappearance
Thomas Cocquerel as Richie Kaminski, Jenny's husband who is a high school teacher
Daniel Monks as Brian Irvine, Peter and Lia's younger disabled brother who works as day trader for Peter

Recurring

Sophia Lillis as Josephine "Josie" Murphy / Carrie Finch, Jenny and Richie's nanny who allegedly kidnapped Milo
Kartiah Vergara as Ana Garcia, Marissa and Peter's nanny
Johnny Carr as Detective Greco, Detective Alcaras' partner
Duke McCloud as Milo Irvine, Marissa and Peter's 5-year-old son
Melanie Vallejo as Sarah Larsen, a parent representative at the school
Tayden Jax Ryan as Jacob Kaminski, Jenny and Richie's son
Linda Cropper as Esther Bauer, a retired woman whose address is given to Marissa to pick up Milo
Dominic Masterson as Kyle Smit, Carrie's high school boyfriend
Caroline Brazier as Irene Murphy
Erroll Shand as Rob Murphy
Laura Brent as Aimee Babich
Joey Vieira as Victor Beran, a stay-at-home dad
Orlando Ivanovic as Sam Alcaras, Detective Alcaras' 13-year-old son who has a developmental disability and is nonverbal

Production

Development

Megan Gallagher is writer, creator, and executive producer on the series, which is an adaptation of the best-selling novel of the same name by Andrea Mara who is associate producer. Sarah Snook stars and is also an executive producer. Universal International Studios is producing the series. Minkie Spiro is set to direct several episodes and executive produce. Other executive producers are Nigel Marchant, Gareth Neame and Joanna Strevens for Carnival Films, Jennifer Gabler Rawlings and Christine A. Sacani. The series producer is Terry Gould. Kate Dennis has directed multiple episodes as well.

Casting

On July 24, 2024, Jake Lacy and Dakota Fanning joined Sarah Snook as the main cast. In August 2024, Jay Ellis, Abby Elliott, Michael Peña, Thomas Cocquerel, and Daniel Monks were cast as series regulars.

Filming

Principal photography took place in Melbourne in August 2024.

Release

The series premiered on November 6, 2025.

Reception

Critical response

The review aggregator website Rotten Tomatoes reported a 80% approval rating based on 38 critic reviews. The website's critics consensus reads, "A twisty thriller that underscores the societal pressures placed on working mothers, All Her Fault is an addicting watch thanks largely to Sarah Snook and Dakota Fanning's emotionally grounded performances." Metacritic assigned a score of 63 out of 100 based on 18 critics, indicating "generally favorable" reviews.

Viewership

All Her Fault debuted on the Nielsen charts during its premiere week with 452 million viewing minutes in its first four days, placing seventh among original series. According to ranking data from Showlabs, All Her Fault ranked No. 1 on Peacock in the United States during the week of 10–17 November 2025. On December 10, 2025, it was announced that All Her Fault had become the most-watched original series launch in Peacock's history. In its first three weeks of availability, the series hit 46 million hours watched.