In 2008 I had the opportunity to do a lot of the character designs for "Alice in Wonderland" [link]

I was very lucky to meet Tim Burton as well as Ken Ralston from Sony Imageworks, I've been working directly at the film set in Plymouth and later on at the set in LA, it's been a great time working for one of my favourite directors.
Seeing Johnny Depp's performance was also mindblowing, he's amazingly talented.

Below are some images that have just been released officialy.
You can find the full article on this site, as well as 3 concept art pieces for the environments: [link]
I will show you the huge pile of the other character designs I did after the film's release in 2010.

Here's a photo of Johnny Depp in the Mad Hatter costume and Helena Bonham Carter as the Red Queen as well as two of the very early Hatter concepts I did: