In fact, Khan Din's brothers and sister criticized O'Donnell for making the ranting paterfamilias too likable. Om Puri lent much more humanity and warmth to the role, which is vital, because if the audience can't just hate George, their reaction to him becomes much more complex, more multilayered. Oddly, these nuances did little to protect the finished film from attacks from the politically correct. They've gone so far as to call the film misogynist and racist, even. It's funny, because we purposely avoided taking a polemical slant.
People can watch the events and make up their own minds.
Unfortunately, some people expect films to be all-encompassing visual definitions, when they're not. He is not designed to represent all of Pakistani culture. His dilemma is how he's going to bring his family back to these traditions that represent his only link with his past. Meanwhile, he's stranded in a British society which alienates and rejects him on a daily basis. And there are a lot of people out there who are just like him.