The concept is simply an idea of what the story will be about Generally a writer or director will develop a concept.
A screenplay or script is a written work by screenwriters for a film, television program or video game. These screenplays can be original works or adaptations from existing pieces of writing.
A storyboard is a graphic organizer in the form of illustrations or images displayed in sequence for the purpose of pre-visualizing a motion picture, animation, motion graphic, or interactive media sequence.
A sketch is a rapidly executed freehand drawing that is not usually intended as a finished work.
Scriptwriters, Producers, or directors can decide what general kind of scenery they require for the various parts of their work that is shot outside or in the studio, the search for a suitable place or “location” outside the studio begins.
In the performing arts industry such as Theater, Film, and Television, a casting (or casting call) is a pre-production process for selecting a certain type of actor, dancer, singer, or extra for a particular role or part in a script.
A film screening is the displaying of a motion picture or film, generally referring to a special showing as part of a film's production and release cycle. To showcase the film for the best advantage, special screenings may take place in plush, low seat-count theaters with very high quality (sometimes especially certified) projection and sound equipment, and can be accompanied by food and drink and spoken remarks by producers, writers, or actors.