While  a little over a month away, the hugely successful Comic Con has already slowly been leaking news as to who will be in attendance, and what we may expect to see.  Of course many of the schedulings are subject to change.

So far what we know is:

All memberships have already been sold out for only the second time in the Con’s history.

Though no official word has come there may be a massive push for James Cameron’s Avatar as well as the man himself making an appearance  (and hopefully showcasing the first footage from the film).

Sherlock Holmes and Jonah Hex are set to make an appearance at the Warner Bros. exhibit.

Disney will showcase Jerry Bruckheimer’s Prince of Persia which may include the films first trailer.

Richard Kelly’s followup to his divise Southland Tales, The Box will be showcased along with the films main stars Cameron Diaz and James Marsden. MYSPACE

No date given but Zack Snyder will be in attendance to showcase a Blu Ray Live screening of Watchmen.

The upcoming apocalyptic thriller from the guys behind Godzilla and The Day After Tomorrow will show 2012 for Sony Pictures.

Peter Jackson will be in attendance to help promote District 9, the alien invasion film he helped produce. NY TIMES

Television shows in attendance for the con: Dollhouse,Mythbusters,Chuck,Fringe,Caprica,Flash Forward, V remake,Eastwick, Past Life, and Human Target ZAP2IT

The complete series of G.I Joe and Transformers will be available for sale at the con. TVONDVD

While this is a RUMOUR a this point but word is that James McTeigue’s Ninja Assasin will have its first screening at the fest.

While Heroes is an annual mainstay at the con since 2006 this year the popular television show will NOT appear.  CHICAGO TRIBUNE

THe CW will showcase The Vampire Diaries, Supernatural and Smallville at this years fest. WPIX

Clive Barker will be in attendance for a screening of A Book Of Blood. EXAMINER

The entire cast of the fantastic series True Blood will be in attendance along with series creator Alan Ball for recap of Season one and to promote the Season 2 which debuted last week. EXAMINER

The first real footage from Kate Beckinsale’s anticipated horror film Whiteout will showcase during the fest as well. LA TIMES

And last but not least for the ladies out there the cast of New Moon is also scheduled to appear, though main star Robert Pattinson is still debatable as he is currently filming another film at the day of the fest. LA TIMES

Tags: Alan Ball, Avatar, Cameron Diaz, Caprica, Chuck, Comic-Con, District 9, dollhouse, Eastwick, Flash Forward, Fringe, godzilla, Heroes, Human Target, James Cameron, James Marsden, James McTeigue, jerry bruckheimer, Jonah Hex, kate beckinsale, Mythbusters, New Moon, Ninja Assasin, Past Life, peter jackson, Prince of Persia, richard kelly, Robert Pattinson, sherlock holmes, Smallville, Southland Tales, Supernatural, The box, The Day After Tomorrow, The Vampire Diaries, true blood, V remake, watchmen, Whiteout, zack snyder