Lir Line Up : Dave McGuinness [Vocals & Guitar]; Ronan Byrne [Guitar]; Colm Quearney [Vocals, Guitars & Keyboards]; Robert Malone [Bass Guitar]; John Boyle [Drums]; David Hopkins [Keyboards]

Active : TBC - TBC
Pugwash [Mark 1] Line Up : Thomas Walsh [Vocals & Guitar], Keith Farrell [Bass Guitar], John Boyle [Drums & Percussion], Stephen Farrell [Electric Tremolo Guitar], Geoff Woods [Cello & Strings]

Active : 1999 - TBC
Picturehouse Line Up : Dave Browne [Vocals & Guitar], Aonghas Ralston [Bass Guitar & Backing Vocals], Geoff Woods [Keyboards & String Arranger], Stephen Farrell [Lead Guitar], Duncan Maitland [Lead Guitar, Harmonica & Vocals], Aiden Pierce [Drums], John Boyle [Drums & Percussion]

Active : 1989 - 2007
Pugwash [Mark 2] Line Up : Thomas Walsh [Vocals & Guitar], Keith Farrell [Bass Guitar], John Boyle [Drums & Percussion], Stephen Farrell [Electric Tremolo Guitar], Duncan Maitland [Piano & Harmony Vocals], Geoff Woods [Cello & Strings]

Duncan Maitland joins up with Pugwash

Active : TBC - TBC
Duncan Maitland Line Up : Duncan Maitland [Vocals & Guitar]

Active : TBC -
Halite Line Up : Graham Hopkins [Vocals & Guitar], Derren Dempsey [Guitar], Keith Farrell [Bass Guitar], Paul Brennan [Drums]

Active : TBC - 2005
Pugwash [Mark 3] Line Up : Thomas Walsh [Vocals & Guitar], Keith Farrell [Bass Guitar], John Boyle [Drums & Percussion], Stephen Farrell [Electric Tremolo Guitar], Geoff Woods [Cello & Strings]

Duncan leaves the band
Active : TBC - TBC
Las Vegas Basement Line Up : Gerard Eaton [Vocals & Keyboards], Tom McDonald [Guitar], Keith Farrell [Bass Guitar], Aidan O'Grady [Drums]

Active : 2001 -
Pugwash [Mark 4] Line Up : Thomas Walsh [Vocals & Guitar], Tosh Flood [Guitar], Shaun McGee [Bass Guitar], Joe Fitzgerald [Drums & Percussion]

Active : TBC -
The Duckworth Lewis Method Line Up : Thomas Walsh [Vocals & Guitar], Neil Hannon [Vocals & Guitar]

Active : TBC - TBC