How could it even go to air? It would be such an incredibly deep and likely harrowing experience that it couldn't possibly be entertaining except perhaps to psychotics—and even if it was funny or something, that in itself would be absolutely horrifying. That said, I would have to see it for its depth and significance.
Looks like your last sentence answers your first.
That's because that's what it is! Literally! http://en.wikipedia.org/wiki/Mars_One
> A global reality-TV media event is intended to provide most of the funds to finance the expedition.