Netflix and Hulu aren't available through New Zealand internet service providers because of the geoblocking technology.
In the meantime big content deals with broadcasters like Sky, TVNZ and TV3 are the foundation for studio incomes.
Slingshot insists that its Global Plus service is aimed at overseas visitors only, but acknowledges it does not control who uses it.
Sky TV, Television, New Zealand and MediaWorks owners of TV3 and Four have all been talking with Hollywood studios and say they are "keeping a close watch on developments.
Fellet said he had not yet seen legal opinions from either party.
But he said he had been told that studios had objected to the Max scheme in Australia, and after the sale of the company, the service was no longer offered, "I don't know the similarities or differences between them," he said. Slingshot's Mark Callander says the terms of the deal are spelt out and aimed at overseas visitors who want to access their TV content sites.
He confirmed the company has no way of knowing what content is being obtained by Global Plus customers.
Technology expert Peter Griffin that technically such services were legal.