Above: Mister Tumnuss IS Narnia's Next Top Model.
So, here are the finds I came across. Crimp your hair, stick these on your head and you're well away....
Above: This Racoon mask is from Captain Cat.
Above: Leather fox mask from teonova
Above: A simple antler headband, secured with elastic. From faerywhere
And finally... the obvious option:
Above: Dig out your novelty christmas antlers. Sorted.