stock company 
noun North American
A repertory company that is largely based in one theatre.Whereas stars were associated with sure-fire old plays and revivals, especially Shakespeare, stock companies offered new plays, and especially melodrama, in order to compete....
- Theatre work in stock companies led to hundreds of appearances on early 1950's TV programs, followed by his casting opposite Holliday in ‘It Should Happen To You’.
- He once again gathered many of his stock company of performers around him.