You can watch Shameless for free on 4oD, Channel 4's online TV archive service.

www.channel4.com/4od

The official website for the show on the Channel 4 website.

www.channel4.com

A detailed guide to the show from the free encyclopedia website.

en.wikipedia.org

A big wiki fan site for the show, featuring over 300 pages.

shameless.wikia.com

The Internet Movie Database profile for 'Shameless' - provides cast and crew details.

www.imdb.com