Movie Luna Lovegood is lovable, but I think the films completely soften how complicated and, at times, heartbreaking her character actually is in the books.
In the movies, Luna’s weird beliefs are mostly treated as charming and whimsical. We hear about the bullying, but rarely see how bad it actually is. In the books, it’s much worse. Even Ginny casually calls her “Loony,” Neville doesn’t want to sit with her on the Hogwarts Express until Ginny reassures him it’s okay, and people openly point and laugh at her in the corridors. Even Hermione, who knows what it’s like to feel like an outsider, can be dismissive of Luna.
Book Luna also gets genuinely irritated and angry, especially when she clashes with Hermione. Their arguments become this whole science-versus-faith dynamic. Luna believes things without needing proof, while Hermione needs evidence, and they constantly butt heads over it. The movies mostly remove that side of Luna and make her much more consistently calm and airy.
Then there’s Luna’s bedroom. When the trio visits the Lovegood house, we discover she has painted huge pictures of Harry, Ron, Hermione, Neville and Ginny on her ceiling. It’s sweet at first, but it’s also kind of heartbreaking. These are people she only became close to relatively recently, yet she’s surrounded herself with their faces. And while they clearly like Luna, her feelings toward them seem much stronger. She lives nearby, yet she isn’t even invited when Harry, Ron, Hermione and Ginny are all together at the Burrow before school. That friendship feels strangely unbalanced.
And I really dislike the movies giving Luna and Neville a romantic flicker in Deathly Hallows. They both have complete character arcs without needing romance to finish them. In the books, they’re simply friends, and that’s enough.
But the darkest part might actually be Luna’s relationship with her father. The movies make the Quibbler look like an alternative newspaper that publishes Harry’s side of the story. The books show what Xenophilius actually believes and publishes: conspiracy theories about Sirius Black being musician Stubby Boardman, claims that Cornelius Fudge is a goblin serial killer, and his obsession with the Crumple-Horned Snorkack. He even keeps a dangerous Erumpent horn in his house because he genuinely believes it’s something else, and it nearly destroys the place.
So Luna wasn’t just a quirky girl who happened to believe strange things. She was raised by a father who taught her to distrust almost everything everyone else believed, while filling her head with misinformation that he genuinely believed himself. Then she goes to school and gets ridiculed for believing those exact things.
The movies made Luna charming.
The books make Luna charming, lonely, angry, fiercely loyal, and much more complicated than the “quirky girl” image the films gave us.