5. Harry Potter & The Deathly Hallows Part 2 - Molly Weasley (Julie Walters)
National treasure she may be - but when have we ever been able to class Julie Walters as a bona fide, cast iron badass? And yet, come that fateful scene guaranteed to leave all Harry Potter fans choking back tears, Molly Weasley unleashes hell, and it's awe-inspiring. Spoilers ahead: it's all kicking off by the final act of The Deathly Hallows Part 2, with the climactic Battle of Hogwarts seeing many beloved characters killed off left and right - among them Fred Weasley. So when Helena Bonham-Carter's sadistic villainess Bellatrix Lestrange tries to take out Ginny Weasley, Molly intervenes in full-on vengeful mode, and emerges victorious. And the audience goes wild.