FIGURANT
Noun
figurant (plural figurants)
An actor or dancer in the background lacking an aural presence.
Source: Wiktionary
Fig"u*rant` ( or ), n. masc. Etym: [F., prop. p.pr. of figurer
figure, represent, make a figure.]
Definition: One who dances at the opera, not singly, but in groups or
figures; an accessory character on the stage, who figures in its
scenes, but has nothing to say; hence, one who figures in any scene,
without taking a prominent part.
Source: Webster’s Unabridged Dictionary 1913 Edition