Westlife - Unbreakable - The Greatest Hits Vol. 1 Album

Acoustic Guitar, Electric Guitar – Esbjörn ÖhrwallBacking Vocals [Additional] – Anders von HofstenBass – Tomas LindbergMastered By – Björn EngelmannMixed By – Bernard LöhrPercussion – Gustave LundProducer, Arranged By, Programmed By – David Kreuger, Per MagnussonRecorded By [Strings] – Björn NorénWritten-By – David Kreuger, Jörgen Elofsson, Per Magnusson

Arranged By [Vocals] – David Stenmarck, Peer AstromBacking Vocals [Additional] – David Stenmarck, Jocke Bergström, Max MartinGuitar – Esbjörn Öhrwall, Sebastian Nylund, Staffan AstnerMixed By – Bernard LöhrPiano – Peer AstromProducer, Recorded By – David Stenmarck, Nick JarlWritten-By – Andreas Carlsson, David Stenmarck, Nick Jarl

Arranged By [Strings] – Ulf and Henrik JanssonBacking Vocals [Additional] – Anders von Hofsten, Andreas CarlsonGuitar – Esbjörn Öhrwall, Mats BerntoftKeyboards – Per MagnussonMastered By – Bjorn EngelmannPercussion – Gustave LundProducer, Arranged By – David Kreuger, Per MagnussonProgrammed By – David KreugerRecorded By, Mixed By – Ronny LahtiWritten-By – David Kreuger, Jörgen Elofsson, Per Magnusson

Bass – Steve PearceEngineer [Assistant] – Daniel Pursey, Quentin GuineEngineer [Mix] – Matt HoweEngineer [Protools] – Chris Laws, Lee McCutcheonEngineer, Drums – Chris LawsGuitar – Paul GendlerMastered By – Richard DowlingOrgan [Hammond] – Dave ArchProducer, Arranged By, Mixed By, Keyboards – Steve Mac Written-By – McFadden, O'Brien, Murphy, Filan

Arranged By [Strings] – Richard NilesEngineer [Assistant] – Daniel PurseyEngineer [Mix] – Matt HoweEngineer, Drums – Chris LawsMastered By – Dick BeethamProducer, Arranged By, Mixed By, Keyboards – Steve Mac Written-By, Arranged By [Vocals] – Steve Mac , Wayne Hector

Backing Vocals [Additional] – Andreas Carlsson, Max MartinEngineer [Assistant], Computer [Protools] – John AmatielloGuitar – Esbjörn ÖhrwallMastered By – Björn EngelmannMixed By – Bernard LöhrProducer, Engineer – RamiWritten-By – A. Carlsson, M. Martin, Rami

Arranged By [Strings], Piano – Dave ArchBass – Steve PearceEngineer [Assistant], Percussion – Daniel PurseyEngineer, Drums – Chris LawsGuitar – Fridrik 'Frizzy' KarlssonMastered By – Dick BeethamProducer, Arranged By, Mixed By, Keyboards – Steve Mac Recorded By [Strings] – Robin SellarsWritten-By – Dave Townsend

Mastered By – Ted JensenMixed By – Matt Howe, Steve Mac Producer, Arranged By – Steve Mac Remix, Producer [Additional] – Andy Zulla, Stevie 2 BarsWritten-By – Mac, Hector

Arranged By [Strings] – Richard NilesArranged By [Vocals] – Mariah CareyBacking Vocals – Mariah Carey, WestlifeBacking Vocals [Additional] – Mary Ann Tatum, Wayne HectorBass – Steve PearceComputer [Pro-Tools] – Brian Garten, Chris LawsEngineer – Chris Laws, Dana Jon ChappelleEngineer [String And Mix] – Matt HoweGuitar – Paul GendlerLead Vocals – Mariah Carey, WestlifeMastered By – Richard DowlingMixed By, Piano, Keyboards – Steve Mac Producer – Mariah Carey, Steve Mac Producer [Original Solo Version] – Jimmy Jam and Terry LewisWritten-By – Phil Collins

Arranged By [Strings] – Dave ArchBacking Vocals [Additional] – Wayne HectorEngineer [Assistant], Percussion – Daniel PurseyEngineer, Drums – Chris LawsGuitar – Paul GendlerMastered By – Dick BeethamProducer, Arranged By, Mixed By, Keyboards – Steve Mac Recorded By [Strings] – Robin SellarsWritten-By – S. Mac, W. Hector

Backing Vocals [Additional] – Andy CaineBass – Steve PearceEngineer [Assistant] – Daniel PurseyEngineer, Drums – Chris LawsGuitar – Frizzy KarlssonMastered By – Dick BeethamProducer, Arranged By, Mixed By, Piano – Steve Mac Saxophone – Phil ToddTrumpet – Guy BarkerWritten-By – Billy Joel

Arranged By [Strings] – Dave ArchBacking Vocals [Additional] – Andy Caine, John ReidBass – Steve PearceDrums – Chris LawsEngineer – Chris Laws, Matt Howe, Robin SellarsEngineer [Assistant], Percussion – Daniel PurseyGuitar – Fridrik 'Frizzy' KarlssonMastered By – Dick BeethamProducer, Arranged By, Mixed By, Keyboards – Steve Mac Written-By – John Reid, Jörgen Elofsson

Acoustic Guitar, Electric Guitar – Esbjörn ÖhrwallArranged By [Session Orchestra], Conductor – Ulf and Henrik JanssonBacking Vocals [Additional] – Anders von HofstenBass – Tomas LindbergKeyboards – Per MagnussonMastered By – Jack Adams Mixed By – Bernard LöhrPercussion – Gustave Lund, Åke SundqvistProducer, Arranged By, Programmed By – David Kreuger, Per MagnussonRecorded By [Orchestra] – Björn NorénTrumpet [Piccolo] – Joakim AgnasWritten-By – David Kreuger, Jörgen Elofsson, Pelle Nylén, Per Magnusson

Arranged By [Strings] – Richard NilesBass – Steve PearceChorus Master [Choir MD] – Benny DiggsEngineer [Assistant] – Daniel PurseyEngineer [Mix] – Matt HoweEngineer, Drums – Chris LawsGuitar – Paul GendlerMastered By – Dick BeethamProducer, Arranged By, Mixed By, Keyboards – Steve Mac Written-By, Arranged By [Vocals] – Steve Mac , Wayne Hector

Arranged By [Strings], Piano – Dave ArchBass – Steve PearceEngineer [Assistant], Percussion – Daniel PurseyEngineer, Drums – Chris LawsGuitar – Fridrik 'Frizzy' KarlssonMastered By – Dick BeethamProducer, Arranged By, Mixed By, Keyboards – Steve Mac Recorded By [Strings] – Robin SellarsWritten-By – Romdhane, McFadden, Larossi, Filan

Backing Vocals – Andrew Frampton, Lance EllingtonBass – Daniel FramptonDrums – Pete WatermanEngineer – Dan FramptonGuitar – Erwin KeilesKeyboards – Andrew FramptonMastered By – Richard DowlingPercussion – Simon HillProducer – Frampton, WatermanRemix, Producer [Additional] – John Holliday, Trevor SteelVocals – Bodywork Theatre School ChoirWritten-By – B. Andersson/B. Ulvaeus

Arranged By [Strings] – Ulf and Henrik JanssonBacking Vocals [Additional] – Andreas CarlsonBass – Tomas LindbergGuitar – Mats BerntoftKeyboards – Per MagnussonMastered By – Bjorn EngelmannProducer, Arranged By, Programmed By – David Kreuger, Per MagnussonRecorded By [Strings], Mixed By – Bernard LöhrWritten-By – David Kreuger, Jörgen Elofsson, Per Magnusson

Arranged By [Strings], Organ [Hammond] – Dave ArchBacking Vocals [Additional] – Wayne HectorBass – Steve PearceEngineer [Assistant] – Daniel Pursey, Matt HoweEngineer, Drums – Chris LawsGuitar – Paul GendlerMastered By – Dick BeethamPercussion – Daniel PurseyProducer, Arranged By, Mixed By, Piano – Steve Mac Recorded By [Strings] – Robin SellarsWritten-By – Jörgen Elofsson, S. Mac, W. Hector

Accordion – Eddie HessionArranged By [Orchestra] – Dave ArchBacking Vocals [Additional] – Mae McKenna, Wayne HectorBagpipes [Irish] – Bob WhiteBass – Steve PearceChoir [Children's] – Alice Holsgrove, Christopher Baptiste, Daniel Udy, Hannah Baptiste, Henry Verbi, Laura Taylor , Lee Raymond, Louise Raymond, Mathew Taylor, Rachael Holsgrove, Rebekah Holsgrove, Samuel Udy, Samuel Verbi, Victoria VerbiDirected By [MD] – Kim ChandlerEngineer [Assistant] – Daniel Pursey, Quentin GuineEngineer [Mix], Recorded By – Matt HoweEngineer [Protool] – Chris Laws, Lee McCutcheonEngineer, Drums – Chris LawsGuitar – Frizzy Karlsson, Paul GendlerLeader [Strings] – Gavin WrightMastered By – Dick BeethamProducer, Arranged By, Mixed By, Piano, Keyboards – Steve Mac Written-By – McLaughlin, Mac, Robson, Hector