The Girls' Guide to Comic-Con 2012

Always a popular panel, this year TV Guide is bringing in "Castle" hottie Nathan Fillion, "Grimm's" David Giuntoli, "Community's" Joel McHale, "Teen Wolf's" Tyler Posey, "Nikita's" Maggie Q, and "Doctor Who" himself, Matt Smith. (July 14 at 1 p.m., Indigo Ballroom at the Hilton San Diego Bayfront)