Film Genres, Types of Film

Top actions movies.
IMDB
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Action Films
Analysis of the action genre.
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Adventure Films
Extensive look at the genre from swashbucklers to "Lawrence of Arabia" to disaster movies.
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Cop Action Films
Charts the shift from the vengeful vigilante cop of the 1970s to the action-hero cop of the 1980s.
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DisasterFlicks.com
News, information, charts, and reviews of disaster movies.
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Everything Action
Weblog with news, extensive action character profiles.
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Girls With Guns
Fan site documenting female action heroes.
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The Greatest Disaster Films of All Time
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Top 50 Adventure Films
Internet Movie Database

Adventure films.
Filmsite
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Top adventure films.
IMDB
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A list of adventure films.
Wikipedia

Comedy films,
Wikipedia entry.
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IMDB
Database of comedy films.
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Screwball Comedy
Description of the genre, audio clips, images and bibliography.
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Top 50 Comedy Films
Internet Movie Database top fifty all-time Comedy films.
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Top 10 Political Comedy Movies
List of political comedies by journalist Daniel Kurtzman.

Crime films,
Wikipedia entry.

Descriptions of film genres.
Filmsite.com
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Wikipedia list of film genres.
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Genres of film at the Internet Movie Database
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Link directory of genre films.
A link directory of films and film sites classified under genre, from The Open Directory Project.
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Genres
Film genres from Greatest Films

Documentary film,
Wikipedia entry.
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Top documentary films.
IMDB
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Documentary film

Film Noir
.
IMDB
Database of film noir.

Gangster films, gangster actors.

Costume Drama
Screen online. British Film Institute
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Costume Films
Famous Costume Drama Films
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Epics / Historical Films
Extensive examination of period pieces, costume dramas and biographies and historical epics.
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Period Dramas.com
Database of period-pieces based around a historical time-line indicating when each is set.
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Historical drama,
Wikipedia entry.
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Historic Films Inc. Stock Footage Library.
Historic Films Stock Footage Library is a comprehensive film clip archive; dedicated to providing image licensing, copyright clearances and access to clients purchasing stock footage.
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History in the Movies
Commentary from Schultz's syndicated "History in the Movies" column.

Top 50 Mystery Movies
Internet Movie Database users vote for the top fifty all-time Mystery films.

Road Movies
A web directory of road movies. DMOZ
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Road Movies
Article by Sam North.

IMDB top 50 romance movies by average vote.
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Romance films.
Filmsite
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Romance films.
Wikipedia entry.
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Top romantic movies at the box office.

Science Fiction
A very generalized web index, from The Open Directory Project.
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Science fiction film,
Wikipedia entry.
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Science fiction films,
a list from Wikipedia.
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Spaghetti westerns.
Wikipedia
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Top-rated science fiiction films.
IMDB

Thrillers. Top 50 thrillers films.
IMDB
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Thriller films,
Wikipedia entry.

IMDB database of war films.
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War films,
Wikipedia entry.
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Suite 101: Military Movies
Articles on the relationship of the motion picture industry to military and defense issues.
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Top 50 War Films
IMDB
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Victory Theater: Hollywood and World War II
Blog covering the war's impact on Hollywood.
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War and Anti-War Films
Discussion of war and anti-war films.

Westerns,
Wikipedia entry.
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IMDB
Database of western films.
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Westerns
Database with photographs and information on directors, actors, authors, and musical scores.
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Westerns
A collection of articles and links relating to Westerns.
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Westerns from the East
Synopses of the Western films produced by DEFA in East Germany between 1966 and 1983.