External Reviews
- doblmann.de - DVD Review [Series 4] (German)
- DVD Times [Series Two]
- DVD Verdict - The Complete First Season
- DVD Verdict - The Complete Second Season
- DVD Verdict -The Complete Third Season
- DVD-Headquarters - Season 1 (German)
- DVDAnswers.com - region 2 review of first series
- DVDAnswers.com - region 4 review of first series [Pete Roberts]
- Filmreporter.de [Andreas Eckenfels/Filmreporter.de] (German)
- iofilm.co.uk
- Needcoffee.com - DVD Review, Seasion 1-4
- neon rebel - Season 2 review
- Powermetal.de - VideoZone (Season 4)
- TVDVDReviews.com - The Complete First Season
- TVDVDReviews.com - The Complete Second Season
- TVDVDReviews.com - The Complete Third Season
- XvidSubs.com (Finnish)
