How long did it take to film Infinity War was a question many fans asked as the final battle approached. Behind the massive scale, the production followed a tightly coordinated schedule from script lock to worldwide release.
Production timelines for tentpole films reveal how studios balance creative ambition with budget, cast availability, and franchise planning. Infinity War set itself apart by compressing years of story beats into a feasible cinematic schedule.
| Project Phase | Start Date | End Date | Duration |
|---|---|---|---|
| Pre-production | April 2016 | October 2017 | 18 months |
| Principal Photography | January 2017 | July 2017 | 6 months |
| Post-production & VFX | July 2017 | April 2018 | 9 months |
| Total Active Production | January 2017 | July 2017 | ~6 months shooting |
| Marketing & Lock | January 2018 | April 2018 | 3 months |
Pre-production and Script Development
Early planning shaped how long it took to film Infinity War, with writers and directors mapping out arcs across multiple films. Story consistency demanded months of revisions and table reads before cameras rolled.
Script Lock and Storyboarding
Script lock arrived late in the process as the writers balanced surprises with established character history. Visualizing the large-scale battles required extensive storyboards and digital previsualization to schedule shots efficiently.
Principal Photography Schedule
The main shooting phase lasted several months despite the film’s sprawling cast. Directors relied on tightly coordinated blocks to keep momentum while honoring each actor’s availability.
Key Shooting Locations and Days
Principal photography started in January 2017 in England and moved to Scotland, New York, and California locations. Scenes requiring the largest casts were scheduled first to manage limited resources and crew time.
Post-production and Visual Effects
Post-production stretched over many months as thousands of visual effects shots were completed. The team worked in parallel on different sequences to meet the release date without compromising quality.
VFX Studios and Editorial Workflow
Multiple VFX studios handled distinct sequences, from spaceship battles to digital characters. Editorial and sound teams iterated through test screenings, adjusting pacing and clarity for global audiences.
Marketing, Testing, and Final Lock
Even after filming wrapped, marketing campaigns shaped the timeline through teasers, trailers, and promotional tours. Test screenings influenced final edits, which extended the period before official lock.
Campaign Timeline and Global Rollout
Promotion ramped up months in advance, with international premieres coordinated to match regional release windows. Final asset delivery and legal clearances completed the path to theatrical launch.
Production Efficiency and Franchise Strategy
Coordination across teams and studios allowed Infinity War to film within a compressed schedule despite its ambitious scale. Strategic planning and early blocking of resources kept the production on track for its global debut.
- Plan story arcs across multiple films to streamline script development.
- Schedule principal photography in dense blocks to minimize downtime.
- Engage VFX studios early to align on creative vision and timelines.
- Coordinate marketing and test screenings to refine the final cut efficiently.
- Lock assets and finalize legal clearances well before the release window.
FAQ
Reader questions
How many months did principal photography actually last for Infinity War?
Principal photography spanned roughly six months from January to July 2017 across multiple countries.
Why did post-production take nearly a year if filming was only six months?
Post-production took about nine months due to the enormous scope of visual effects, editorial revisions, and sound design required for the multiverse sequences.
How long did pre-production and planning last before cameras started rolling?
Pre-production activities, including script development and planning, lasted approximately 18 months from April 2016 through October 2017.
Did reshoots or additional photography significantly extend the total filming timeline?
While minor additional photography occurred, the core filming schedule remained focused, and most adjustments happened in post rather than on set.