Daniel Radcliffe, Emma Watson, and Rupert Grint in "Harry Potter" Warner Bros. Pictures.
While the cast of "Harry Potter" maintains a near-perfect facade, there are instances of drama and plenty of secrets that happened behind the scenes.
Helena Bonham Carter both accidentally injured Mathew Lewis and had a feud with co-star Emma Thompson.
While filming, Alan Rickman had a BMW he would not let anyone touch.
Harry Potter was almost green-eyed and Hermione was almost buck-toothed—the cast was also almost all American.
From what we saw, everyone on set, cast and crew alike, got along.
With that said, here are the 15 Secrets You Didn't Know Behind The Making Of "Harry Potter. »