Actors may also gain preparation through theater arts programs or theater companies. An actor has the job of meeting agents or other professionals and reading scripts. They prepare to audition for a role in the presence of casting and film directors and producers. They must do research on a character and their personal traits and circumstances in order to portray the character as authentically as possible in a way that appeals to the audience. Actors working hours vary pending on whom they are employed by. At times they the hours can be irregular and extensive.