Ba Ba-Ba Dook! Dook! Dook! The Babadook is written and directed by Jennifer Kent. It stars Essie Davis, Noah Wiseman, Daniel Henshall and Hayley McElhinney. Music is by Jed Kurzel and cinematography by Radek Ladczuk. Amelia is a single mother still haunted by the violent death of her husband, she is trying to deal with her young son Samuel's fear of a monster in the house. Initially tolerating it as a flight of fancy, the arrival of a book in the youngster's bedroom called Mr. Babadook, signals the start of a sinister presence that she herself can begin to fear as well. Australia has ...