 Other cast members included Jamie Bamber (Captain Lee 'Apollo' Adama), James Callis (Dr. Gaius Baltar), and Tricia Helfer as a Cylon known as "Number Six".The mini-series was a ratings success for the Sci-Fi Channel and they commissioned a new weekly "Battlestar Galactica" series to follow.The new TV series was co-funded by the UK's Sky Television, and premiered in the United Kingdom on the Sky1 satellite channel in October 2004.