Dallas Comic Con Fan Days brings together the worlds of comics, sci-fi, horror, anime and gaming in one pop culture convention at the Irving Convention Center.

Visitors can meet their film and TV stars, shop aisles packed with all the latest geek gear, hunt for that elusive classic comic book, take pictures with fans dressed as favorite characters, listen to Q&A sessions with celebs and see sketch duels.

Special guests will include: John Barrowman (Arrow, Doctor Who), Stephen Amell (Arrow), Katie Cassidy (Arrow), Melissa McBride (The Walking Dead), Christopher Judge (Stargate SG-1), Nichelle Nichols (Star Trek), Terry Farrell (Star Trek: Deep Space Nine), Emma Caulfield (Buffy the Vampire Slayer), Chris Sarandon (The Princess Bride, The Nightmare Before Christmas), Ken Page (The Nightmare Before Christmas), Colin Baker (Doctor Who) and Billie Piper (Doctor Who).