'Hereditary' trivia and fun facts

United States of DID

Toni Collete stared in the TV show 'United States of Tara' in which her character suffered from DID (dissociative identity disorder). In the movie, Annie Graham (Toni Collette's character) says her mom had DID.

Fourth time's the charm

This is the fourth A24 movie to get a US wide release after La bruja (2015), Free Fire (2016) and Llega de noche (2017).

Horrific day

This movie was released in the USA the same day as the trailer for 'Halloween' (2018).

Learning languages

The language spoken certain Toni Collette scene is a combination of Hebrew and Enochian.

Flashback Friday

In Axel Wolff's Peter first scene, you can read the words "Escaping Fate" on the chalkboard. It's a reference to 'Halloween' (1978), where the same subject is discussed.