SUPERMAN Star David Corenswet Reflects On Heated On-Set Debate With James Gunn: "[He Was] Indefatigable"

SUPERMAN Star David Corenswet Reflects On Heated On-Set Debate With James Gunn: "[He Was] Indefatigable"

In a new interview, Superman star David Corenswet recalls his intense on-set debate with director James Gunn about how a certain scene from the final act should be played...

By MarkCassidy - Dec 07, 2025 12:12 PM EST
Filed Under: Superman

Back in August, Superman director James Gunn gave fans a rare and fascinating glimpse behind-the-scenes of the first DCU movie via a clip from the making-of documentary featuring a passionate (some might say heated) debate between the filmmaker and star David Corenswet.

Gunn and Corenswet ended up disagreeing about how the latter should deliver the Man of Steel's "that's where you've always been wrong about me" speech to Lex Luthor (Nicholas Hoult) after the villain refers to his nemesis as a "piece of shit alien."

Gunn pushed Corenswet to make his performance bigger and more intense, but the actor felt that Clark wouldn't be so emotional at this moment because his adopted father, Pa Kent (Pruitt Taylor Vince), had already reassured him that his own choices determine who he is, not the bombshell revelation that his biological parents actually sent him to Earth as a conqueror.

Wicked: For Good star Jonathan Bailey asked Corenswet about this footage during an actors-on-actors interview with Variety.

"I feel so lucky that that is on film, and it was interesting hearing from people what they thought of it — everything from, 'Well, that’s what always happens,' all the way to, 'What a terrible working environment.' For me, it does happen all the time. It was amazing how indefatigable James was. He very rarely got fed up with me, because I think he knew that the reason I’m having those conversations with him is, at my boldest, because I think I might see something that he doesn’t see and he might value. I never want any director to say, 'Fine. If you need that, go do it.' I’m not doing it just for me. I might see something here that you actually like, and then you’ll feel like it’s yours.

But on the other end, I don’t know how to do a good job otherwise. I got this criticism in theater school quite a lot, and that was a good lesson to learn. As an actor you do need to let go. As a young actor, you’re sort of waiting to feel ready to make the action. There’s a practice of just, 'Walk before you’re ready to walk. Just say the line before you’re ready to say the line.'”

Gunn was ultimately able to make his points sink in (you can watch the clip below), and Corenswet went back for another take. Ironically enough, the sequence in question arguably proved to be one of the most divisive moments in the film.

Corenswet also recalled learning that he had landed the audition, and initially assuming the call was about a completely different movie.

"Well, when I got the audition, I was standing on a ladder changing a light fixture. My agent said, “We think you know what this is about.” I said, “Is it ‘Top Gun 3’? What am I waiting for?” I really was not expecting it, although I think other people thought that I should be expecting it. Just statistically speaking, it feels completely impossible.

About The Author:
MarkCassidy
Member Since 11/9/2008
Mark Cassidy is a writer, photographer, amateur filmmaker, and Rotten Tomatoes-approved critic from Dublin, Ireland.
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HashTagSwagg
HashTagSwagg - 12/7/2025, 12:17 PM
"Definitions of indefatigable. adjective. showing sustained enthusiastic action with unflagging vitality. “an indefatigable advocate of equal rights” synonyms: tireless, unflagging, unwearying."

In short, he was f**king awful to work with and the film was just as bad.
RockReigns
RockReigns - 12/7/2025, 12:18 PM
@HashTagSwagg - gotta be embarrassing that you write a comment and then go on your alt page to like it 😂
Bucky74
Bucky74 - 12/7/2025, 2:20 PM
@HashTagSwagg - Not only that but Corenswet’s instincts were spot on in that scene. Superman should not have screamed like that. Gunn turned the MOS into a whiney man-child who needed “comforting” It was ridiculous
bobevanz
bobevanz - 12/7/2025, 2:33 PM
@RockReigns - most of these clowns do that. Instant likes lmao
HashTagSwagg
HashTagSwagg - 12/7/2025, 3:17 PM
@RockReigns - Boy you said it, I've had to create at least 4 new alts today just to keep up
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RockReigns
RockReigns - 12/7/2025, 12:18 PM
It just showed that David and James both cared about Superman and the representation of him.

What a far cry from “no one stays good in this world.” 🙏
Highflyer
Highflyer - 12/7/2025, 12:40 PM
@RockReigns - You make it sound like he lived and died by that quote.
RockReigns
RockReigns - 12/7/2025, 12:46 PM
@Highflyer - He kinda did. After saying that, he went to see Batman. Instead of trying to get through to him, he decides to shove him — starting the fight.
Highflyer
Highflyer - 12/7/2025, 1:03 PM
@RockReigns - No disprespect intended, but you're skipping over the fact Superman did try to get through to him. He tried to speak to him twice and was met with repeated attacks (sonic blasts and gun fire) when that didn't work, he attempted subdued him and warned him, only to be weakened by Kryptonite gas. That's when the fight started. I would hardly call that not being good.

The nobody staying good wasn't really an endorsement as he even looked disgusted saying it. He just felt like his hand was being forced. Mind you, I think that film has problems,but I don't look at isolated lines characters has in their lowest moments as a representation of who they are, especially when put up against the rest of the film.
HashTagSwagg
HashTagSwagg - 12/7/2025, 1:10 PM
@Highflyer - He doesn't seem to understand that was meant to be a low point for the hero before he gets back on his feet. He just copied and pasted what epc1122 said in that other article.
bobevanz
bobevanz - 12/7/2025, 2:34 PM
@HashTagSwagg - a low point for a character who was in one [frick]ing movie before this lmao give me a break
HashTagSwagg
HashTagSwagg - 12/7/2025, 2:44 PM
@bobevanz - You can usually do that within one movie, yes. I believe it's part of the classic character arc.
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Highflyer
Highflyer - 12/7/2025, 3:55 PM
@bobevanz - How many films does a character need to have before they're allowed to have their low point?
harryba11zack
harryba11zack - 12/7/2025, 12:18 PM
i dont bame the actor, i bsme the shit
ProfessorWhy
ProfessorWhy - 12/7/2025, 12:31 PM
Superman and Clark should've both been more composed. I don't recognize the flustered, petulant and impatient character Gunn showed me
harryba11zack
harryba11zack - 12/7/2025, 12:36 PM
@ProfessorWhy - hey now, take it easy on him, he was only a 32 year old man it takes time to reach adulthood
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TheVisionary25
TheVisionary25 - 12/7/2025, 12:54 PM
I definitely got Corenswet’s POV on it but I feel Gunn made the right decision…

Sure Clark could act like Lex’s words or rhetoric don’t affect him but they do because while he may not be so biologically , he is human thus has feelings & such so what better way to to illustrate that to Lex even if he doesn’t budge by being upset & angry but using his words in the hope he might change.

Anyway , it was one of my favorite scenes in the film and summed up the thesis of it imo!!

?si=qhHwWYGcbChRdnaF
ModHaterSLADE
ModHaterSLADE - 12/7/2025, 1:02 PM
I liked him as Superman, not as badass as Cavill's take on the character IMO, but pretty likable nonetheless.
Conquistador
Conquistador - 12/7/2025, 1:04 PM
David is a good Superman.

The writing was so so and and suit was just ugly. But otherwise he shone through. I hope he sticks around.
slickrickdesigns
slickrickdesigns - 12/7/2025, 1:25 PM
If you wanted Jack Quaid ‘s delivery with Henry Cavill’s looks then Cornsweats your guy. I don’t get why they didn’t just go full Jack Quaid as he already plays Superman on the new cartoon.
rebellion
rebellion - 12/7/2025, 2:09 PM
this guy is such a theater kid. whatever, he is an alright actor i guess and did a good enough job. but i wouldnt mind seeing gunn go.
JackDeth
JackDeth - 12/7/2025, 2:17 PM
He couldn't just say 'persistent' ?
TheVisionary25
TheVisionary25 - 12/7/2025, 2:25 PM
@JackDeth - hey man , if you know a word and it fits then use it.
bobevanz
bobevanz - 12/7/2025, 2:36 PM
Nobody likes emo Superman. Snyder botched the character almost immediately. He's supposed to be a Moses archetype, not Jesus. This a big [frick]ing difference. One is a symbol and the other is a martyr
Highflyer
Highflyer - 12/7/2025, 3:57 PM
@bobevanz - Let's not pretend the Superman comparisons hasn't been there since the Donner films. How exactly was he emo?
bbuk
bbuk - 12/7/2025, 2:37 PM
The film was too much stop/start stop/start, it did not flow well. some of the flying FX looked bad too. i think the film was an acquired taste, I felt I had to force myself to like the film just cuz im a superman fan. I think now the dust has settled I think Man of Steel was the better film.
dragon316
dragon316 - 12/7/2025, 3:28 PM
@bbuk - just like avengers end game and infinity war .,

Don’t have job in Hollywood don’t know what goood fx look like I know entertainment it was fun to watch
UltimaRex
UltimaRex - 12/7/2025, 2:40 PM
Love how y'all trying to make this more than what it is.

Clearly none of you act nor direct anything outside of high school.

Or even remember any other BTS drama. Remember the Balerant? THAT was heated...
dragon316
dragon316 - 12/7/2025, 3:29 PM
Theater school wow anyone here went to theater school who says acting is bad in movies , worked computer company , writing company says writing and computer effects are bad ?
maxx
maxx - 12/7/2025, 4:17 PM
lol are people still talking about that totally spontaneous and not at all contrived and performative argument they had for the cameras?
ObserverIO
ObserverIO - 12/7/2025, 5:14 PM
"[He Was] Indefatigable"
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OrgasmicPotatoe
OrgasmicPotatoe - 12/7/2025, 7:46 PM
"Gunn was trying to show me exactly HOW he wanted me to [frick] his wife by demonstrating on me, and he was truly indefatigable, so in the end, I just had to let him have his way."
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