"Ireland's largest lingerie department" in "A Christmassy Ted" is in fact Dunnes Stores in Ennis. The sequence was filmed just before the shopping centre was opened.
A photo of John Wayne playing the Irish-American character of Sean Thornton from the film The Quiet Man (1952) is often shown hanging on the living room wall of the three priests on Craggy Island.
Mrs Doyle: There's always time for a nice cup of tea. Sure, didn't the Lord himself pause for a nice cup of tea before giving himself up for the world.
Amazingly enough yes. The episode 'The Passion of St Tibulus' is based on the scandal surrounding Irish Bishop Desmond Casey who fathered an illegitimate child by his housekeeper. 'A Song for Europe' is based on the fact that in the 1990s Southern Ireland constantly won the Eurovision song contest and eventually had to withdraw from the competition as they could no longer afford to continually host it as a result. 'Are you right there Father Ted?' where a priest is seen sheltering a Nazi war criminal is based on the History Channel's contemporary documentary 'Ireland's Nazis' which revealed that the Irish Free State had concealed and supported fugitive Nazis after the Second World War. In 'Rock-a-Hula Ted' the outspoken feminist pop singer who visits Craggy Island is clearly based on eccentric Irish pop star Sinead O'Connor. The Mainland could be based around Richard Wilson being associated with his catchphrase.