The "Harry Potter" series was created by J.K. Rowling.Warner Bros.
- "Harry Potter" was led by main stars Daniel Radcliffe, Rupert Grint, and Emma Watson, but the franchise also featured appearances from other notable names.
- Former "Doctor Who" star David Tennant and "Dancing With the Stars" alums Julianne Hough and Derek Hough are a few of the celebrities who had minor parts in the "Harry Potter" films.
When it comes to "Harry Potter," everybody knows the film's leading trifecta: Daniel Radcliffe, Rupert Grint, and Emma Watson.
But what about the dozens of other witches, wizards, and muggles who graced the screen throughout the series? While you were watching Harry and his friends fight dragons and hunt horcruxes, these performances from veteran actors and youngsters just beginning their careers might have totally passed you by.
From cameo appearances from the cast of "Dancing With the Stars" to a member of the band Radiohead, here are 16 stars you might have missed in "Harry Potter."
Amanda Luz Henning Santiago contributed to an earlier version of this post.