# Marvel Studios Avengers: Doomsday production

> Live situation record from CLSTR: https://clstr.news/situations/marvel-studios-avengers-doomsday-production
> Updated: 2026-09-02T16:27:06.000Z. Sources: 31. Developments: 2.

Production for the Marvel Studios film ‘Avengers: Doomsday’ continues to utilize a non-traditional filming process characterized by high secrecy. Directors Joe and Anthony Russo have defended the decision to begin filming without a completed script, describing the screenplay as a ‘living organism.’ This improvisation-based and rehearsal-based approach is intended to allow actors to influence their characters organically by capitalizing on the chemistry and nuances brought to the set.

This production follows a significant shift in the Marvel Cinematic Universe’s direction after the departure of Jonathan Majors, which resulted in the cancellation of ‘The Kang Dynasty’ in favor of this project. The film features a massive ensemble cast, including Robert Downey Jr. as Doctor Doom. It is expected to bring together characters from the Avengers, Fantastic Four, X-Men, and Thunderbolts franchises.

While some industry figures have expressed concern regarding the risks of filming without a finalized script, the Russo brothers aim to balance large-scale action with character-driven moments. They also noted that Sergio Leone’s classic Western, ‘Once Upon a Time in the West,’ has served as a stylistic inspiration for the film’s scale and tension.

Recent reports suggest that late-stage reshoots may be occurring to accommodate surprise cameos. Speculation among fans and online scoopers points to the potential return of Elizabeth Olsen as Wanda Maximoff (Scarlet Witch) and Jeremy Renner as Hawkeye. While Marvel has not officially confirmed these character returns, ‘Avengers: Doomsday’ is scheduled for release on December 18, 2026, serving as a major event that sets the stage for the subsequent film, ‘Avengers: Secret Wars.’

## Claims

- The Russo brothers cited Sergio Leone’s ‘Once Upon a Time in the West’ as an inspiration for ‘Avengers: Doomsday.’ (single source)
- Anthony Russo stated that ‘Avengers: Doomsday’ pushes the directors' ensemble storytelling abilities further than previous projects. (single source)
- The Russo brothers attribute their interest in ensemble storytelling to their upbringing in a large Italian family. (single source)
- ‘Avengers: Doomsday’ will feature an ensemble including the Avengers, Wakandans, the Fantastic Four, and the original X-Men. (single source)
- The Russo brothers are currently finishing post-production on ‘Doomsday’ while beginning preparations for ‘Avengers: Secret Wars.’ (single source)

## Timeline

### 2026-09-02: Russo Brothers discuss ‘Avengers: Doomsday’ production and script approach

Directors Joe and Anthony Russo defend filming ‘Avengers: Doomsday’ without a finished script, citing an improvisation-based approach to unite various MCU factions and characters.

31 sources. https://clstr.news/cluster/russo-brothers-discuss-production-of-avengers-doomsday

### 2026-08-19: Marvel Studios uses script secrecy for Avengers: Doomsday

Sebastian Stan reveals that Marvel Studios is filming ‘Avengers: Doomsday’ without full scripts to maintain extreme secrecy and prevent plot spoilers for the upcoming blockbuster.

10 sources. https://clstr.news/cluster/sebastian-stan-reveals-marvels-secrecy-tactics-for-avengers-doomsday

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Cite as: Marvel Studios Avengers: Doomsday production. CLSTR, https://clstr.news/situations/marvel-studios-avengers-doomsday-production