Alan Bleasdales drama GBH (Grevious Bodily Harm) started a rerun yesterday on Channel 4's repeat channel More4
in the UK. (7 one hour episodes in total)
Palin plays a headmaster in this political drama from 1991 - iMDB Info here
Other stars include Robert Lindsey, Julie Walters and David Ross (the original Kryten in Red Dwarf who later did the voice of Talkie Toaster).