[Ths story contains major spoilers from Peacock ‘s limited series All Her Fault .]

Many of the dark revelations that come out over the course of the twisty thriller All Her Fault involve disturbing actions undertaken by Jake Lacy ‘s Peter Irvine.

By the end of the Peacock limited series , Peter’s dead after his wife Marissa ( Sarah Snook ) lets him succumb to his soy allergy, and viewers and the other characters learn he’s killed two people, was the one who tripped his brother leading to the latter’s disability and let his sister take the blame and, most significantly, replaced his and Marissa’s dead baby with the newborn child of Sophia Lillis’ Josephine Murphy (aka Carrie Finch) after both families were in a car accident.

[Ths story contains major spoilers from Peacoc

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