Are you bummed you're not at Comic-Con International: San Diego to see all the glorious action? Don't fret — your favorite stars are taking you behind closed doors with their fun Instagram snaps. Game of Thrones star Pedro Pascal has been a hit at this year's convention, which he kicked off with a series of cute pictures, including one that shows you how his costars look when they're not filming their hit HBO show. In other fun moments, Channing Tatum took a close-up selfie, Chris Hardwick scored a picture with Ben Affleck, and The Vampire Diaries stars Nina Dobrev and Paul Wesley got cheeky. Keep reading to see the best celebrity candids, and then get caught up on all of POPSUGAR's Comic-Con coverage!