I would be extremely wary of having anything to do with this.
It is reality TV, and one of the conventions of reality TV is to make it's participants seem like utter freaks, not that it is too difficult most of the time....
I strongly suspect that were you to become the subject of this particular Docusoap, you would find that it would be edited and scripted (if that is the right word) to make you look like a feckless Walter Mitty, running back to Mummy and Daddy to bail you out.
There are plenty of places to get good financial advice for dealing with debt, without being used to further the career of some Beeb bottom feeding luvvy.