Accordion [Additional] – Andreas Kelly (треков: 10)
Artwork [Cover Art] – Dianne Clayton
Artwork [Lyric Art] – Anthony Tran
Artwork [Mural Painted By] – Patrick O'Neill, Tricia O'Neill
Backing Vocals – Brendan Alterie, Chris Steele, Katie Terrio, Marissa Alterie, Ryan Whelan, The Scally Cap Choir
Bagpipes [Additional] – Joe Delaney (треков: 1, 5)
Bagpipes [Uilleann] – Carl Kelly (треков: 6)
Bagpipes, Other [Excessive Smoking And Underage Drinking] – Spicy McHaggis
Booking – Andy Somers, Bandwagon Booking
Booking [European Booking] – M.A.D. Tourbooking (треков: M.A.D. Berlin)
Design, Typography – Mike Babcock
Drums, Bodhran, Vocals – Matt Kelly
Engineer, Mixed By – Jim Siegal
Guitar [Additional] – Rick Barton (треков: 9 to 11)
Guitar, Accordion, Vocals – Marc Orrell
Guitar, Vocals – James Lynch
Layout [Layout Concept] – Ken Casey
Lead Vocals – Al Barr
Management – Darren Hill (3), Ten Pin Management
Mandolin [Additional] – Johnny Cunningham (треков: 8)
Mandolin, Tin Whistle, Dulcimer – Ryan Foltz
Mastered By – Jeff Lipton
Photography By – Jen Casey, Kathy Skoveran, Owen Ela
Photography By [Additional Photos] – Amy Archer, Anegela Giovine, Ed Merski, Paul Robicheau
Photography By [Cover Photos] – Paul Robicheau
Piano – Zack Brines (треков: 13)
Producer, Lead Vocals, Bass – Ken Casey
Technician [Drum Tech] – John Cohan
Tin Whistle [Additional] – Brian Queally (треков: 4)
Written-By – Dropkick Murphys (треков: 2, 5 to 14, 16)