 guardian.co.uk | Emma is too young for the boy wizard Daniel Radcliffe Telegraph.co.uk Emma Watson may have won admiring glances at the world premiere of Harry Potter and the Half-Blood Prince, but the 19-year-old actress has apparently failed to bewitch her co-star, Daniel Radcliffe. Radcliffe, who turns 20 later this month, ... Potter stars drenched at premiere 'Harry Potter' Stars Don't Let Rain Dampen London Premiere Fans brave torrential rain at 'Harry Potter' premiere |