Trivia

When she was five years old her family purchased and moved into the original house from Halloween. They only found out when tour buses would stop outside their house.

While studying at Bedales boarding school, she asked her St. Trinian's (2007) co-star Rupert Everett to help her with her drama homework, but she only scored a C-minus.

From when she was really young, her parents used to take her to the Glastonbury music festival every year.

Auditioned for the role of Aurora before landing the role of Thistlewit in Maleficent (2014).

She is named after ancient Roman goddess Juno, the protector and special counselor of the state. As the patron goddess of Rome and the Roman Empire, Juno was called Regina ("Queen") and, together with Jupiter and Minerva, was worshiped as a triad on the Capitol (Juno Capitolina) in Rome. The name Juno was also once thought to be connected to Iove (Jove), originally as Diuno and Diove from Diovona. At the beginning of the 20th century, a derivation was proposed from iuven- (as in Latin iuvenis, "youth").