All Her Fault

Synopsis

In Chicago, Marissa Irvine arrives at 14 Arthur Avenue, expecting to pick up her young son Milo from his first playdate with a boy at his new school. But the woman who answers the door isn't a mother she recognizes. She isn't the nanny. She doesn't have Milo. And so begins every parent's worst nightmare.

First Air Date: 2025-11-07

Last Air Date: 2025-12-26

Number of Seasons: 1

Number of Episodes: 8

Created By: Megan Gallagher

Networks: Sky Atlantic

View Technical Specifications on IMDb

Top Cast

Sarah Snook as Marissa Irvine
Jake Lacy as Peter Irvine
Sophia Lillis as Carrie Finch
Michael Peña as Detective Alcaras
Dakota Fanning as Jenny Kaminski
Abby Elliott as Lia Irvine
Jay Ellis as Colin Dobbs
Duke McCloud as Milo Irvine
Tayden Jax Ryan as Jacob Kaminski
Daniel Monks as Brian Irvine

Seasons

Miniseries (2025)

When working mother Marissa arrives to pick up her son Milo from a play date, she discovers he has been kidnapped.

Episodes:

Ep. 1: Episode 1 (2025-11-07)

Marissa Irvine arrives to collect her young son Milo from his first playdate, but the woman who answers the door isn't a mother she recognizes and doesn't have Milo, beginning every parent's worst nightmare.
Ep. 2: Episode 2 (2025-11-14)

As Detective Alcaras investigates Milo's disappearance, Marissa, with Jenny's help, works hard to raise awareness. A press conference turns ugly when questions are asked about the Irvines' past business dealings.
Ep. 3: Episode 3 (2025-11-21)

Alcaras turns his attention to the recent Chicago Marathon, attended by Carrie, the Irvines and a potential new suspect. A canvassing event aims to keep the case alive. Peter takes matters into his own hands.
Ep. 4: Episode 4 (2025-11-28)

Alcaras struggles to balance work and home life and must make a difficult choice when he's tempted by an offer that goes against his morals. The police struggle to connect the mystery marathon man with Carrie and Milo.
Ep. 5: Episode 5 (2025-12-05)

News from Alcaras concerning Carrie's hideout throws suspicion on all of the Irvines. Brian uncovers a betrayal from Peter, who accuses Lia of lying. A long-buried family secret threatens to tear the Irvines apart.
Ep. 6: Episode 6 (2025-12-12)

The Irvines struggle to adjust to their new normal, while also recovering from the fallout of their arguments. As Marissa tries to cope with past events, Jenny deals with domestic pressures of her own and uncovers some of Richie's secrets.
Ep. 7: Episode 7 (2025-12-19)

Years after suffering a tragedy, a chance encounter with a young Milo leads Carrie to fixate on the boy. Her obsession takes a dark turn while planning the kidnapping, forcing her to ask for help when things go awry, with deadly consequences.
Ep. 8: Episode 8 (2025-12-26)

Reeling from the recent home invasion, Marissa tries to put the pieces together to learn the truth. As Peter comes clean, she must decide how to protect the family. Alcaras hones in on the truth before being forced to make a tough decision.