"The Tiger's Tail" refers to the "Celtic Tiger" economic boom that Ireland experienced from 1995 to 2008 (Ireland was said to officially be in recession as of June 24th 2008).
Kim Cattrall said that mastering the Irish accent she required for her role was one of the hardest tasks of her entire career.
Brian Gleeson, who plays the son to the main character, is the real life son of Brendan Gleeson.
This was Brian Gleeson's first film.
Filmed during the year Brian Gleeson completed his Leaving Certificate.