This is job for an India based attorney only familiar with Contracts, Parnterships, and Copyright of Digital Media
Film Producer will have footage a different partner wishes to own the digital copyrights exclusively and to market the film. Producer gets 50% revenues Marketing company gets 50% revenues generated.
Simple contract between 2 existing entities.
Need this in less than 24 hours - you should already have created such a legal asset to be re-purposed for this particular scenario.
Please reply with experience in this field and to advise if you already have this document could be as simple as 1 email exchange.
Often jobs of this sort come up and this could be a recurring situation for further legal counsel and contracts alike. If you have a partnership with a US based law-firm this is a plus but is in no way important to this particular job or required.