Rotten Tomatoes: Upcoming Movies - Movie release schedule listed by seasons, accompanied by publicity shots and synopses.
Reel Cinema: Calendar - Listing of films coming to theaters and video.
Coming Attractions - Search by title, by genre, or by stage of development. This is one of "Roger Ebert's Top 20 Movie Sites".
Reel Movie Critic: Future Films - List of films that open in the US in the next month.
Release Dates - From Pete's Movie Page.
The Web's Film Release Schedule - Film release schedule and weekend box office data from Eric Carter.
Lights Out Entertainment Movie Releases - Weekly release schedules.
IFILM - Upcoming Movies - Listings of upcoming theater releases by date, with links to trailers and video clips.
Film Releases - Schedules, news and information about upcoming movies.
Metacritic: Upcoming Film Releases - Features release dates and brief comments for upcoming major and limited release films.