K-9 is a British/Australian comedy/adventure series focusing on the adventures of the robot dog K-9 from the television show Doctor Who, achieved by mixing computer animation and live action. The first episode aired as a sneak preview of the series on Halloween 2009 on satellite channel Disney XD in the UK & Ireland. As of October 2010, the full series has commenced airing on Network Ten in Australia, Disney XD in the UK & Ireland; Scandinavia, Poland, Italy and The Netherlands and Disney Channel CEE in Bulgaria, Romania, Moldava, Slovakia, Hungary and The Czech Republic. In the UK, Channel 5 broadcast the first season between December 2010 and April 2011. The US cable channel Syfy began airing the series on 25 December 2012, initially by broadcasting the entire first season in an all-day marathon.