I'd like to help you but I haven't watched the film yet and also the youtube video isn't available anymore. I suggest you check the IMDB as they provide the cast list there. Check out the link below for the full casts and I hope it helps.
1 Answers · Entertainment & Music · 06/07/2012
1 Answers · Entertainment & Music · 20/10/2011
2 Answers · Travel · 02/12/2011
Here's the full cast, see if you can pick her out http://www.imdb.com/title/tt1634122/fullcredits#cast
3 Answers · Entertainment & Music · 26/03/2012