At TMP I posted a question about this line, and this were two of the most relevant answers:
"You could try the old fashioned snail mail approach and see if they have sold the moulds on or have stocks etc for purchase.
His details are listed as..
12 Dearnford Avenue
Bromborough, Wirral
CH62 6DY, UNITED KINGDOM"
And from DICK GARRISON himself:
"Hi
Sorry the website is currently down, but I can be contacted on wsd50@yahoo.co.uk, if you have any queries.
Cheers
Roger"
So there you have it pals.
I'll be writing him as soon as I decide the exact minis I want.
Hope that helps.