Production is the manufacturing process, when a movie is actually made. It is divided into stages of sequential time periods: preproduction, production, and postproduction. During preproduction all of the planning takes place for the shoot, production is the period of principal photography, while editing completes the movie during postproduction.
Once financing for a film is in place, the process of production begins in earnest. Producers should never fully go into production until all the money is in the bank. Preproduction is the preparation leading up to the start of principal photography; production, generally the most expensive and resource-intensive period, is also known as principle photography when shooting ...