The 'Harry Potter' star is opening up about his former castmate, Daniel Radcliffe, who famously played the titular character in the film franchise.

HBO's Harry Potter series is one of the most anticipated releases in the coming years, given how popular the franchise is ...

Jason Isaacs recalls filming Harry Potter with Daniel Radcliffe when he realized something "very surprising" about the movies ...

HBO’s Harry Potter reboot reveals 18 new actors playing iconic roles, from the Golden Trio to Hogwarts staff and students.