Feminist Film Theorists

A Cinema of Lonliness

Women in Cinema

A Companion to Film Theory

Youth Culture in Global Cinema

A Film Guide to Melancholy

Film Theory and Contemporary Hollywood Movies

Hollywood Genres 
Thomas Schatz 

The Rough Guide to Sci-Fi Movies - John Scalzi

Science Fiction Film
JP Tellotte

David Bordwell's website

David Bordwell is an American film theorist and film historian. His website includes a large volume of observations on film art.

Cinema Studies - Key Concepts

Top 100 Movies

Understanding Movies - Giannetti

Understanding Cinema

The Hero with a Thousand Faces - Joseph Campbell

Oxford History of World cinema