How to Say "background performers" in Spanish
The Spanish word for “background performers” is “extras” — B2 level.
English → SpanishB2
nounB2
people in non-speaking roles

Examples
La película de época necesitaba cientos de extras para la escena de la multitud.
The period film needed hundreds of extras for the crowd scene.
Mi amigo trabajó como extra en una serie famosa.
My friend worked as an extra in a famous series. (Note: using the singular 'extra' here)
Gender Flexibility
Even though 'extras' is officially masculine (los extras), you can use it to refer to women or men. If you are only talking about female background actors, you might hear 'las extras', but 'los extras' is the default for mixed groups.
Related Translations
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