TV.com: John Doe
- Episode and cast information.
- http://www.tv.com/john-doe/show/9049/summary.html

IMDb: John Doe
- Cast, crew, and production information.
- http://us.imdb.com/title/tt0320038/

Zap2it - The Secret of 'John Doe' Revealed
- A brief examination into the planned plotlines of the second series of the show. [Contains spoilers]
- http://tv.zap2it.com/tveditorial/tve_main/1,1002,271%7C82358%7C1%7C,00.html

Yahoo! Groups: JohnDoe DominicPurcell
- Members post discussion, spoilers, and fan fiction related to the series and the actor. [Yahoo! registration required.]
- http://groups.yahoo.com/group/JohnDoe_DominicPurcell/

Yahoo! Groups: John Doe Over 30
- Discussion list for adults that may include news postings. [Yahoo! registration required.]
- http://groups.yahoo.com/group/john_doe_over_30/

USATODAY.com: 'John Doe' is a smart premise
- Review of the show that praises an early episode but raises questions about the series' potential longevity.
- http://www.usatoday.com/life/television/reviews/2002-09-18-john-doe_x.htm