[written by David Taylor...et al. [written by David Taylor...et al.] [written by Louise Bastock...et al. [written by Val Warke...[et al. written by Sam Baer...[et al. [written by Louise Bastock...et al.] [written by Alasdair Cullen...[et al. [written by Richard Walker ...[et al. written by Adam Bray...[et al. [written by Andrew Bain...et al.