The "Doctor Who" television movie "An Adventure in Space and Time" has cast the "Harry Potter" film actor David Bradley, who played Hogwarts caretaker Argus Filch, according to The Hollywood Reporter.

The 90-minute TV movie will begin filming next month and will be part of the show’s 50th anniversary celebrations, the story says.

Bradley will play William Hartnell, the first actor to portray Doctor Who. Hartnell played the character from 1963-1966.

David Bradley