Stage director n. (Theat.) One who prepares a play for production. He arranges the details of the stage settings, the business to be used, all stage effects, and instructs the actors, excepting usually the star, in the general interpretation of their parts.
... there were things not in the manuscript which were sources of interest and delight. There was Mr. Tapping, the stage director, for instance; Thyrsis could see himself writing another play, just to get Mr. Tapping in. He was a man well on in years, and wrecked by dissipation—almost bald and toothless, and with one foot crippled with ... — Love's Pilgrimage • Upton Sinclair