Plot: The gang's in Dublin where Dennis ends up helping Frank with some of his business's dirty work. Mac and Charlie learn about their Irish heritage
Cast
Charlie DayCharlie KellyCharlie Day was 45 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Mon, Feb 09 1976
Glenn HowertonDennis ReynoldsGlenn Howerton was 45 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Tue, Apr 13 1976
Rob McElhenneyRonald 'Mac' McDonaldRob McElhenney was 44 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Thu, Apr 14 1977
Kaitlin OlsonDeandra 'Dee' ReynoldsKaitlin Olson was 46 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Mon, Aug 18 1975
Danny DeVitoFrank ReynoldsDanny DeVito was 77 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Fri, Nov 17 1944
Mary Elizabeth EllisWaitressMary Elizabeth Ellis was 42 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Fri, May 11 1979
Sandy MartinMrs. MacSandy Martin was 72 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Thu, Mar 03 1949
Sam Lucas SmithConorSam Lucas Smith was 33 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Mon, Nov 28 1988
Kemma FilbyBartenderKemma Filby was 26 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Tue, Jul 25 1995
Crew
Megan GanzDirectorMegan Ganz was 37 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Fri, Jun 01 1984
Glenn HowertonWriterGlenn Howerton was 45 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Tue, Apr 13 1976
Rob McElhenneyWriterRob McElhenney was 44 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Thu, Apr 14 1977
Charlie DayWriterCharlie Day was 45 in It's Always Sunny In Philadelphia - Season 15 - The Gang Goes to Ireland (Episode 5).
Birthday: Mon, Feb 09 1976