Oh yes, Sylvester McCoy (Radagast) was big fun last year.
James Nesbitt actually wanted to come both years but always had to cancel shortly before the convention. Maybe next time.
Btw, I'm not sure if you're aware of it, but this is the report from 2013. So if you want to read the 2014 one, you have to click the tumblr link in my latest journal (where it says Update).