Once all the preparations have been made, it’s time to begin the process of physically making the movie, called production. Production begins once the camera rolls on set, either in the studio or on location, and continues until the final shot is in the can.
Production can be divided up into two categories:
■ Principal photography. Principal photography is the shooting of any scenes that involve the main actors. The majority of the movie is principal photography and involves the director and the first unit crew – that is, the primary director of photography, department heads, and crew.