Colin Firth: Give us this day, our daily Firth (ADULTS ONLY, PLEASE)

http://www.youtube.com/watch?v=gtMFDZLLsaU&feature=player_embedded

Question of the day - How old was Colin Firth when he first started in movies?  He looks about twelve in some of these scenes.  But an incredibly nice looking twelve.

I wish I knew the names of these movies.  If you know, please tell me.  Please.