to be correct you can get the key if you finished one of 3 big quests.
1. orcs
2. Poison
3. duke killer.

These are the quests that give you access to stomfist castle.µ

Hope this helps abit. <img src="/ubbthreads/images/graemlins/wave.gif" alt="" />

Joliekiller, paladin on a crusade against (almost) all evil.