Daniel Radcliffe paid tribute today to his Harry Potter costar Maggie Smith, who died this morning at the age of 89.

Related: Maggie Smith, two-time Oscar-winning Harry Potter and Downton Abbey actress, dies at 89. Radcliffe said that he was ...

Former co-stars from some of Maggie Smith's most famous projects are paying tribute to the Oscar-winning actress, who died ...

Tributes are pouring in for Maggie Smith as Daniel Radcliffe, Whoopi Goldberg and more honor the beloved British actress.

As for Radcliffe, in his tribute following news of her death, the “Harry Potter” star described the actor as a “legend.” ...

Daniel Radcliffe is remembering his late Harry Potter costar Maggie Smith as “one of the most talented women to ever live.” ...

Daniel Radcliffe is paying tribute to the late Maggie Smith, who died at 89 years old. The two actors are veterans of the ...

Actors, collaborators and fans who worked with Dame Maggie Smith are paying tribute to the award-winning actor, known for her ...

The ‘Harry Potter’ alum gushed about how “lucky” he was to work with the late actor in a touching statement—read it here.

Maggie Smith, famed for her role as Professor McGonagall in the 'Harry Potter' series, passed away on September 27. Co-stars ...

"She was incredibly kind to me on that shoot, and then I was lucky enough to go on working with her for another 10 years," he ...

Daniel Radcliffe paid tribute to his Harry Potter co-star Maggie Smith in a heartfelt tribute, calling her "a fierce ...