 The episode was designed to be the most humorous of Torchwood 's second series and incorporated elements of broad comedy and soap opera style storytelling to the monster of the week story . It was filmed largely on location in South Wales — prominent locations included the tourist attractions Margam Country Park and <unk> Gardens — and featured an ensemble of previously unseen Welsh characters . The episode was seen by an aggregated total of 4 @.@ 76 million viewers across its three debut showings in the United Kingdom . Critical response was extremely mixed . Some reviewers praised the inclusion of a less serious episode in the series whilst others felt that the comedy in the episode was too overt and detracted from the overall tone of the show . 
