Synonyms for Headliner:

n.

conjurer, acrobat, cast, comedian, act, artist, comic, comedienne, clown, artiste. actor (noun)
star, artist, comedian, clown.
headliner (noun)
star.
person (noun)
star.

Other synonyms:

Other relevant words:
comedian, act, cast, comedienne, star, acrobat, artiste, conjurer, clown, comic, artist.