Contrary to live action productions, they do not require expensive sets and special effects, although animation production standards can vary widely in cost.

Currently, action films requiring extensive stunt work and special effects tend to be expensive.

Some scenes required physical effects, instead of computer imagery.

The play is deliberately performed so that the moments requiring special effects often show their theatricality.

Each action requires the combined efforts of different departments: set builders, physical effects, and special visual effects.

He said "Mermaid" caused even more difficulties because most of the film took place underwater, requiring special effects.

Production for many of the episode's included in the collection required extensive effects.

The episode required several visual effects which were almost not completed in time.

Films featuring older actresses tend not to require expensive special effects, either, so budgets are more reasonable, often less than $40 million.

For example, in "The Patriot," 150 of the shots in the film required visual effects.