Leading this year's otherworldly event is the finale for The Twilight Saga film franchise, Breaking Dawn: Part 2, which will appear in the famed Hall H, according to Variety.

Other upcoming blockbusters to make presentations with footage, stars and filmmakers include Iron Man 3, Man of Steel (the upcoming Superman film), and Guillermo del Toro's sci-fi film Pacific Rim.

Some of the high-profile films confirmed on the schedule, so far:

• The Hobbit: An Unexpected Journey (December 2012), the J.R.R. Tolkien tale adapted by Peter Jackson, starring Cate Blanchett, Andy Serkis, Ian McKellen, Elijah Wood, Martin Freeman and more, will feature special digitally shot 3D footage.
• Oz: The Great and Powerful (March 2013), starring James Franco and Michelle Williams, Rachel Weisz and Mila Kunis, this prequel to The Wizard of Oz is directed by Sam Raimi (Spider-Man).
• Man of Steel (June 2013), the rebooted story of Superman portrayed by Jim Cavill, with Amy Adams, Russell Crowe and Diane Lane .
• Pacific Rim (July 2013), the sci-fi story by director Guillermo del Toro with Ron Perlman and Idris Elba, about a futuristic robot army.
• The Expendables 2 (August 2012), the action sequel starring Stallone, Van Damme, Schwarzenegger, plus Bruce Willis, Liam Hemsworth and Jet Li.
• Wreck-it Ralph (November 2012), the animated tale of an arcade video game villain on a mission to be a good guy.

Last year Marvel and Warner Bros. Pictures were absent but return in 2012. Instead 20th Century Fox will skip this year. Sony and Universal are scheduled to arrive but details are unconfirmed. Some possible candidates for sneak peaks include:

• Total Recall (August 2012) - Collin Farrell's redo of the 1980s sci-fi action tale
• Here Comes the Boom (October 2012) - Kevin James's martial-arts comedy
• After Earth (June 2013) - starring Will Smith, directed by M. Night Shyamalan
• R.I.P.D. (June 2013) - stars Ryan Reynolds and Jeff Bridge
• The Bourne Legacy (August 2012) - with Jeremy Renner
• 47 Ronin (February 2013) - starring Keanu Reeves

Probable no-shows include: G.I. Joe: Retaliation starring Channing Tatum, pushed back to March 29, 2013 for 3D post-conversion, Brad Pitt's World War Z, also rescheduling for June 21, 2013, Hansel and Gretel: Witch Hunters starring Jeremy Renner, and J.J. Abrams's Star Trek 2 due in May 2013.

Legendary B-movie director/producer Roger Corman and William Shatner (Star Trek) will appear on a panel moderated by director Kevin Smith to showcase Corman'sAttack of the 50ft Cheerleader in 3D and William Shatner's Get a Life! about Trekkers, to be screened at Comic-Con.

Also, The Art of Frankenweenie exhibition will show Tim Burton's puppets and sets from his upcoming animated film after its premiere in Barcelona, Spain.

The world's splashiest comic book event, California's Comic-Con, attracts 130,000 attendees and features sessions with well-known illustrators, writers, film and television stars and directors. Other highlights of this event include exclusive collectibles on the exhibit floor, a film festival and a masquerade.

http://www.comic-con.org