Warner Bros released the full webchat that took place earlier today, with James and Oliver Phelps, Tom Felton, Bonnie Wright, Mark Williams, Warwick Davis, Julie Walters, and Natalia Tena, where they discussed the Warner Bros Studio Tour London: The Making of Harry Potter and their participation in the Harry Potter series. The actors reminisced about their favourite and uncomfortable times on set from questions sent in by fans and fansites alike. That can be viewed here (the segment starts at 7:30 in).