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While Florence Pugh’s return to the big screen as Yelena Belova in the MCU was confirmed even before her latest film’s release, there was no indication for the production ofThunderboltsto start anytime soon despite having been detailed to be in the pipeline.

But now, fans have got the much-needed confirmation that the proposed project has begun its production phase, which is thanks to the recent Instagram story by the actress.
In her Insta story, we also got a tiny glimpse of the set as well as other details of what to expect from the film in the future.

Even better, thanks to an industry insider, their breakdown of her behind-the-scenes video also revealed a key piece of information that relates to how the Thunderbolts will secure the superhero Sentry from a classified vault or bunker and formally introduce him into the franchise.
Florence Pugh’s Instagram Story Gives Us Hints To Sentry’s Introduction In The UpcomingThunderbolts
Even before the production of the upcomingThunderboltsgot underway, there were many rumors and speculation of a hundred different things related toFlorence Pughand her character of Yelena Belova and how they will affect the franchise going forward.
Thus, when the actress shared her first look at herself as her MCU character along with a behind-the-scenes video on herInstagram, fans combed through it to find what the film has in store for us when it releases.

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In this video, we can see theOppenheimerstar walking around the set trying not to show too much of what’s going on, which was plenty for the eagle-eyed fans. But now, industry insiderDaniel Richtmanreported on the introduction of Sentry into the MCU via the upcoming film, which according to him, will happen when the superhero team finds him in a high-security vault.
Florence Pugh has shared a behind the scenes video from the set of ‘THUNDERBOLTS’

(via:@Florence_Pughon IG)pic.twitter.com/5Ee8In5kXi
— Agents of Fandom (@AgentsFandom)June 24, 2025

And seeing the layout of the set in her video, we can barely witness the location resemble a large vault or bunker of sorts, which lines perfectly with what Richtman had reported not long after. Thus, it’s clear that Sentry will be a big part of the narrative path that the film takes in the future.
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As for who will be playing the role of this soon-to-be-introduced comic book character, it’s still anyone’s guess as no official announcement has been made for who the featured star might be.
What To Expect FromThunderbolts?
With so many rumors and speculations floating around, it’s not hard to make an educated guess as to whatThunderboltsmight bring to the table.
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We already know that the Thunderbolts is going to be a team comprised of superheroes and reformed villains that will be under the direct supervision and control of Thaddeus Ross, who might also be part of the team. Along with that, there are rumors that the film will focus on the team trying to infiltrate Wakanda to acquire vibranium from the country,which will lead to a vibranium war.
Along with that, there are rumors ofWilson Fisk also playing a major rolein the future of the superhero team within or after the film.
Thunderbolts,in cinemas on 09 July 2025.
Deepak Bisht
Articles Published :1501
Deepak is a senior writer at FandomWire with a serious love for comic books (DC Absolute Universe and Marvel), the Warhammer universe (Horus Heresy and 40,000), cinematic universes (Sonic, MCU and DCU etc.) and Movies (Action, Adventure, Psychological Horror and Thrillers etc.).With over 1,400 articles under his belt, he spends most of his time diving into the world of superheroes, cinematic universes, TV shows, and films. His goal? To share accurate, engaging, and fun stories that keep fans hooked and in the know.