A fair bit of filler and sanding later I got a couple of coats of primer on it, still a couple of bits that aren't perfect but its good enough to take a quick and dirty mould off.
Then a couple of coats of gloss black to finish it off
Going to give it half an hour to dry off then will give it a few quick coats of release wax, I use this:
As you can see from the state of the tin its been around a while! seems to last forever :-)
TTFN
Mac