Elsa and Anna tackle colonialism in Disney’s resonant, rafter-shaking sequel

Dirs: Chris Buck, Jennifer Lee. Starring: Idina Menzel, Kristen Bell, Jonathan Groff, Josh Gad, Evan Rachel Wood, Sterling K Brown, Alfred Molina (voices). U cert, 103 mins

The most burning question about Frozen II was whether or not Disney would be able to concoct a new show tune with enough hurricane force to knock Let It Go off its perch. Chris Buck and Jennifer Lee’s long-anticipated sequel to their 2013 animated blockbuster answers it within about half an hour, and the answer is a rafter-shaking yes. 

The song – which like its forerunner was written by Robert Lopez and Kristen Anderson-Lopez – is called Into the Unknown, and it goes into your ear like musical caustic soda, scouring away…