Nouns

(n)director, manager, managing directorsomeone who controls resources and expenditures
(n)directormember of a board of directors
(n)director, theater director, theatre directorsomeone who supervises the actors and directs the action in the production of a show
(n)film director, directorthe person who directs the making of a film
(n)conductor, music director, directorthe person who leads a musical group