All Her Fault is a Peacock original limited series that premiered in 2025 and quickly became a streaming sensation. The eight‑episode mystery thriller follows Marissa Irvine (Sarah Snook) as she discovers her young son Milo missing after a seemingly ordinary playdate, thrusting her into a nightmarish search for answers. Alongside co‑lead Jenny Kaminski (Dakota Fanning), Marissa navigates a tangled web of secrets, betrayals, and unsettling revelations that test the limits of family loyalty and parental desperationprimevideo.com. With strong performances, particularly from Emmy‑winner Snook and an Emmy‑nominee Fanning, the show has topped Peacock’s viewership charts and earned a spot on Nielsen’s Streaming Top 10, cementing its status as a standout thriller of the seasonscreenrant.com.
