There are other places with nice screencasts, like :

- Teach me to code: http://teachmetocode.com/

- Lernivore: (this is an aggregator) http://learnivore.com/

Even they are not rails specific I found this interesting:

- Katacasts: http://katacasts.com/

- Remi: http://remi.org/ (I think he has stop uploading anything new)

- Vimcast: http://vimcasts.org/

- Ruby Pulse: http://rubypulse.com/

I also like to check out Confreaks to see the sessions of some conferences

http://confreaks.net/events