nasty_khakis said: "Why are they blatantly copying the movie's hair and costumes? I get there's only so much you can do with jeans, a tshirt, and leather jacket, but c'mon..."
It's a Paramount Television production, Paramount Pictures produced the 1978 film version, therefore this is more a television adaptation of the film.
They all look great! This actually has me more excited that THE WIZ.