Which aspect of film production often suffers due to resource shortages in wartime?

When examining the implications of resource shortages during wartime on film production, it becomes clear that overall film production is often the most affected aspect. During times of conflict, there are widespread limitations on manpower, materials, and funding, which can hamper the entire production process. This can lead to delays in filming, challenges in logistics, and difficulties in acquiring necessary equipment and technology.

While other areas such as screenwriting, sound design, and production budgets are certainly impacted, they do not encapsulate the full spectrum of complications that arise during the production phase. For instance, screenwriting might still continue independently of the physical production constraints, and sound design can often be accomplished in post-production, even with limited resources. However, the overall film production process, which encompasses all elements including pre-production, filming, and post-production, is the stage most directly stifled by wartime resource shortages. This affects the completion of films and their timely release, hindering the entire filmmaking ecosystem.