...there...should...be...no...black...people...in...this...fil m...
Don't even think about it..
All the scenes on Earth depict a white middle-class area of southern England, much like Surrey. If I walk down the street where I live, there are no black people, it's a fact of geography, end of story...
To change one of the central characters so completely is both pandering to the PC thugs, and unrealistic in the kind of setting that is portrayed in the books and TV series.
The studio execs don't have a friggin clue about this stuff - It is precisely because Arthur lives in a quiet, middle-class, non-integrated place, that makes it funny when a) His best friend turns out to be an alien and b) the Earth gets destroyed...
This is why Arthur spends most of the time completely bewildered and trying to work out what's going on. It's not slapstick, it's culture shock.
And look at Marvin - was that round-headed thing him? NO! He is supposed to have a long face - it's part of the whole 'depressed' thing - it's part of the joke FFS!
I'm leaving now, before I get angry...I mean more angry...Hollywood can S my D...