Grant Unto Him Eternal Rest his body works differently from other people". The executives were bemused by an incomplete story where one of the main characters was dead, but commissioned the series soon after receiving the full script. In retrospect, Linehan and Mathews noticed that the plot was very similar to that of the "Fawlty Towers" episode "The Kipper and the Corpse". Despite being fans of the show, they only noticed the parallels afterwards, and would likely have abandoned the episode if they had seen them earlier. Kevin Sharkey, who plays the black Donegal priest, was a friend of the writers', and was brought in
Kipper using a natural annatto dye, giving the fish a deeper orange/yellow colour. European Community legislation limits the acceptable daily intake (ADI) of Brown FK to 0.15 mg/kg. Not all fish caught are suitable for the dyeing process, with mature fish more readily sought, because the density of their flesh improves the absorption of the dye. An "orange kipper" is a kipper that has been dyed orange. Kippers from the Isle of Man and some Scottish producers are not dyed: The smoking time is extended in the traditional manner. "Cold-smoked" fish that have not been salted for preservation must be cooked