American Film Institute
independent, non-profit organization dedicated to: Preserving the heritage of film and television; Identifying and training new talent; Increasing recognition and understanding; of the moving image as an art form.

American Movie Classics

Cinemedia

Film.com

The Motion Picture Guide

The Motion-Picture Industry: Behind-the-Scenes

Moviepro

the film professional's internet movie market where you can find  infos about movie production companies and more...