Even though it was filmed in his homeland of Australia, Better Watch Out (2016) marked his acting debut in an American film, as well as his first major film credit.
Based some of his performance as Billy in Stranger Things (2016 - ) on his own experiences being bullied in school.
Has a sister.
As a teenager, he was overweight and was often picked on because of it.
Is descended from Charles II of England (1630-1685), who was King of England, Scotland, and Ireland, from 1660 to 1685, and King of Scotland, from 1649 to 1651. This descent is through Charles' daughter, Anne Lennard, Countess of Sussex. Actors Kit Harington and Rose Leslie are also descended from Charles II.
His name, Dacre, is after his descent, on his mother's side, from the Barons Dacre of England (a Baronship that traces back to 1321, when Ralph Dacre became Lord Dacre).
First name pronounced ''day-ker''.
He has dual Australian and Canadian citizenship.