The Dark Knight Rises actress will appear with Angelina Jolie in the live action Disney movie, according to The Hollywood Reporter.
Temple will be the third pixie Thistlewit alongside Imelda Staunton and Lesley Manville's Knotgrass and Flittle, who are tasked with hiding the young Princess Aurora in the Sleeping Beauty retelling.
Elle Fanning, Sharlto Copley, Miranda Richardson, Kenneth Cranham and Sam Riley will also appear in the Robert Stromberg-directed movie.
Temple recently wrapped Magic Magic with Michael Cera and Emily Browning and will next be seen in William Friedkin's Killer Joe, which just screened at Cannes.
Maleficent will shoot this summer in London for a March 14, 2013 release date.