The Merlin Episode Transcripts provide a full dialogue log off each Episode of the BBC series Merlin.
All other information you need connected to a particular Episode collected can be found in the Merlin Episode Guides.
Besides the Merlin Episode Guides there are also Image Galleries for each episode.
For Screencap galleries of every episode check out the Merlin Episode Captures.
For High resolution Promotional Stills of every episode check out the Merlin Episode Stills.