A theater worker is someone who works in a theater, such as a movie theater or a live performance theater. A propman (7 letters) is responsible for setting up and maintaining props used in a production. An USHER (5 letters) is responsible for seating guests and providing assistance to them. A projectionist (13 letters) is responsible for operating the equipment that projects images onto a screen. Finally, a STAGEHAND (9 letters) is responsible for setting up and maintaining the stage and its equipment.