Characters and outfits used during this event include the following by phases:
Phase 1
- Mort
- Bonnie
- Chris
- Meg
- Lois
- Joe
- Bruce
- Herbert
- Leprechaun Brian
- Leprechaun Stewie
- Jolly Leprechaun
Phase 2
- Mort
- Bonnie
- Tom Tucker
- Lois
- Jerome
- Chris
- Osias Griffin
- Angus Griffin
Phase 3
- Herbert
- Lois
- Quagmire
- Bruce
- Joe
- Jerome
- Jolly Leprechaun
- St Patrick Cleveland
- Leprechaun Brian
- Osias Griffin
- Angus Griffin
- Ur-Peter
- King of Denmark Griffin