I used to love them as a kid. Got the real Tracey Island toy and everything (no Blue Peter papier mache for me).

Anyway, if you are a big fan, you can go and support this:

http://www.kickstarter.com/projects/1717674777/gerry-andersons-gemini-force-one?ref=recently_launched

I'm not that big a fan, but whatever floats your boat.