headliner vs play-actor

headliner

noun
  • The headlining band or performer at a concert or similar event; the best-known and first billed musician, comedian, etc., often performing as the final act of the evening. 

  • The interior fabric covering the roof of a vehicle. 

play-actor

noun
  • An actor who performs on stage, especially one who is part of an acting troupe. 

How often have the words headliner and play-actor occurred in a corpus of books? (source: Google Ngram Viewer )