Roles in movie productions

Director: is a person who directs the making of a film. Generally, a film director controls a film's artistic and dramatic aspects, and visualizes the script while guiding the technical crew and actors in the fulfillment of that vision. Alfred Hitchcock: a master of suspense and gallows humor, he turned out classic after classic, including Vertigo, Psycho, and The Birds.

Editor: is part of the creative post-production process of filmmaking. The term film editing is derived from the traditional process of working with film, but now it increasingly involves the use of digital technology. Arthur Schmidt: Back to the Future (I, II & III), Who Framed Roger Rabbit, The Last of the Mohicans, Forrest Gump, Contact, Cast Away, Pirates of the Caribbean.

Scriptwriter: is the one who writes copy to be used by an announcer, performer, or director in a film or broadcast. Sound designer: does the process of specifying, acquiring, manipulating or generating audio elements. 

Cinematographer: a cinematographer (usually credited with the title director of photography, or DP) is the chief over the camera and lighting crews working on a film, and responsible for achieving artistic and technical decisions related to the image. Gregg Toland: born in Illinois in 1904, the only child of Jennie and Frank Toland, Gregg and his mother moved to California several years after his parents divorced in 1910. Through Jennie's work as a housekeeper for several people in the movie business, Gregg may had gotten a $12-a-week job at age 15 as an office boy at William Fox Studios...Sound designer: does the process of specifying, acquiring, manipulating or generating audio elements.

Sound designer:  is the member of a film crew responsible for recording all sound on set during the filmmaking production using professional audio equipment, for later inclusion in the finished product, or for reference to be used by the sound designer, sound effects editors, or foley artists. This requires choice and deployment of microphones, choice of recording media, and mixing of audio signals in real time.