James Gunn’sSupermanmovie has earned a glowing review from famedGame of Thronesauthor George R. R. Martin. Since its release on July 29, 2025, the new DC movie has soared in popularity, becoming an overall critical and commercial success. In fact, Gunn’sSupermanhas even beatenMan Of Steel’sbox office record, crossing $292.4 million at the domestic box office.

Now,Supermanhas even received a positive review from Martin via his blog,Not A Blog. After watching the new film, the author stated,“this is one of the best Superman movies in a long time… maybe ever.This new Superman reminds me of the version I used to read about when I was a kid.”

Superman looking forward on official Superman poster

TheGame of Thronesauthor clearly had a lot of enthusiasm for the film, praising the film’s comic accuracy and reflecting on the stories he used to read as a child.Martin also praised Gunn’s casting choicesbefore launching into a review of the characters and the actors who play them. Check out his review below:

The film looks great, and James Gunn did a great job with the casting. Rachel Bosnahan was terrific as Lois Lane; I’d say it’s between her and Margot Kidder for Best Lois Ever. And there’s no doubt whatsoever for the Best Lex. Nicholas Hoult was far and away the Best Luthor of All Time, a truly chilling villain. The kid in the cape was excellent as well. I hope he gets to play Kal-El in another dozen movies.

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What George R. R. Martin’s Review Means For Superman

James Gunn’s Movie Has Received Praise From Others

Gunn’sSupermanmovie review from George R. R. Martin is high praise, especially considering the massive success of Martin’sGame of Thronesbook franchise and subsequent TV series. In fact, the DC movie looks to be climbing the franchise ranks, as 2025’sSupermanhas overtakenHarry PotterandStar Warsat the domestic box office.

Yet, interestingly, Martin is not the only figure to give praise to the film, asMarvel’s Kevin Feige also reviewed theSupermanmovie. The Marvel Studios president said, “it’s clearly not superhero fatigue, right? I liked it a lot. I love how you just jump right into it,” before going on to say that he praised James Gunn personally.

Our Take On Superman’s Reviews

The New Movie Ushers In A New Era

Martin and Feige are not the only people to give glowing reviews, asSupermancurrently holds a fantastic score onRotten Tomatoes.With an 83% Tomatometer and 91% Popcornmeter, it’s clear to see that nearly everyone loves Gunn’s new movie.Consequently,Superman’srefreshing approach has proven that “superhero fatigue” can be resolved.

Gunn’s approach toSupermanhas obviously worked, with its box office steadily climbing, and positive reviews.

WithSuperman’sbox office passing all other 2025 superhero movies, it’s clear that Gunn’s movie will most likely usher in a new era of films, especially in the superhero genre. His approach toSupermanhas worked, with its box office steadily climbing and positive reviews. Therefore, in the wake of its success, perhaps a new superhero formula will emerge.