Backing Vocals – Ido Zmishlany, Shawn MendesBass, Drums, Guitar, Keyboards, Piano, Programmed By – Ido ZmishlanyEngineer [Vocals, Assistant] – Luke LeveilleEngineer [Vocals] – George SearaMixed By – Tony MaseratiMixed By [Assistant] – Tyler ScottProducer – IdoVsTheWorldVocals [Gang] – Allison Zmishlany, Ido Zmishlany, Tyler ScottWritten-By – Ido Zmishlany, Scott Harris*

Engineer – Daniel Kyriakides, Teddy GeigerEngineer [Vocals] – Mike GaydusekMixed By – Tony MaseratiMixed By [Assistant] – Tyler ScottProducer [Vocals] – Daylight Producer, Vocals – Danny Parker , Daylight , Teddy GeigerWritten-By – Daniel Kyriakides, Daniel Parker*, Teddy Geiger

Acoustic Guitar, Producer – Martin TerefeArranged By [Strings] – David DavidsonBacking Vocals – Geoff Elliot, Geoffrey Warburton, Martin Terefe, Scott Harris*Cello – Anthony LamarchinaDrums – Kristoffer SonneElectric Piano [Wurlitzer], Piano – Glen ScottMixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperRecorded By – George Seara, Sam KeyteRecorded By [Assistant] – Kristian Larsen , Luke LeveilleRecorded By [Strings] – Baeho "Bobby" Shin*Strings – The Love Sponge Strings*Viola – Elizabeth LambViolin – David Angell, David DavidsonWritten-By – Glen Scott, Martin Terefe, Scott Harris*, Shawn Mendes

Acoustic Guitar, Drums, Electric Piano [Wurlitzer] – Martin TerefeBacking Vocals, Organ, Percussion, Piano – Glen ScottEngineer [Vocals, Assistant] – Luke LeveilleEngineer [Vocals] – George SearaMixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperProducer – IdoVsTheWorld, Martin TerefeRecorded By – Sam KeyteRecorded By [Assistant] – Kristian Larsen Written-By – Ido Zmishlany, Scott Harris*, Shawn Mendes

Acoustic Guitar – James Bryan, Scott Harris*Arranged By [Strings] – David DavidsonBass, Electric Guitar, Mellotron, Producer – Martin TerefeDrums, Percussion – Kristoffer SonneElectric Piano [Wurlitzer], Piano – Glen ScottMixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperRecorded By – George Seara, Sam KeyteRecorded By [Assistant] – Kristian Larsen , Luke LeveilleRecorded By [Strings] – Baeho "Bobby" Shin*Written-By – Geoffrey Warburton, Martin Terefe, Scott Harris*, Shawn Mendes

Backing Vocals, Vocals [Gang], Written-By – Ido Zmishlany, Scott Harris*, Shawn MendesBass, Drums, Guitar, Keyboards, Piano, Programmed By – Ido ZmishlanyEngineer [Vocals, Assistant] – Luke LeveilleEngineer [Vocals] – George SearaMixed By – Tony MaseratiMixed By [Assistant] – Tyler ScottProducer – IdoVsTheWorldSaxophone – Andy SnitzerTrombone – Michael DavisTrumpet – Tony Kadleck

Engineer [Vocals], Producer [Vocals] – Sam WattersGuitar – Michael Biancaniello, Scott Harris*Mixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperProducer – Louis Biancaniello, Sam WattersWritten-By – Emily Warren, Scott Harris*, Shawn Mendes

Engineer [Vocals], Producer [Vocals] – Sam WattersGuitar – Michael Biancaniello, Scott Harris*Keyboards, Programmed By – Louis BiancanielloMixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperProducer – Louis Biancaniello, Sam WattersWritten-By – Emily Warren, Scott Harris*, Shawn Mendes

Engineer [Assistant] – Kevin O'Leary, Trevor AndersonEngineer, Mixed By – George SearaFeaturing – Astrid*Guitar, Producer [Vocals] – Scott Harris*Producer – Craven J, Scott Harris*Programmed By – Craven JVocals – Astrid SmeplassWritten-By – Emily Warren, Scott Harris*

Engineer [Assistant] – Kevin O'Leary, Trevor AndersonEngineer, Mixed By – George SearaGuitar – Geoff Warburton*, Max River Producer – Geoffrey Warburton, Shawn MendesTechnician [Guitar Engineer] – Gabe GallucciWritten-By – Geoffrey Warburton, Martin Terefe, Shawn Mendes

Acoustic Guitar – Geoffrey Warburton, Shawn MendesEngineer [Vocals, Assistant] – Luke LeveilleEngineer [Vocals] – George SearaMixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperPiano – Ido ZmishlanyProducer, Producer [Vocals] – IdoVsTheWorldWritten-By – Shawn Mendes

Acoustic Guitar, Mellotron, Piano, Producer, Synth – Martin TerefeElectric Piano [Wurlitzer] – Glen Scott, Martin TerefeEngineer [Vocals, Assistant] – Luke LeveilleEngineer [Vocals] – George SearaMixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperPiano – Glen ScottRecorded By – George Seara, Sam KeyteRecorded By [Assistant] – Kristian Larsen , Luke LeveilleWritten-By – Geoffrey Warburton, Ido Zmishlany, Martin Terefe, Scott Harris*, Shawn Mendes

Acoustic Guitar – Geoff Elliot, Martin TerefeArranged By [Strings] – David DavidsonBacking Vocals, Keyboards, Organ [Hammond] – Glen ScottBass, Producer – Martin TerefeCello – Anthony LamarchinaDrums – Kristoffer SonneMixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperRecorded By – George Seara, Sam KeyteRecorded By [Assistant] – Kristian Larsen , Luke LeveilleRecorded By [Strings] – Baeho "Bobby" Shin*Strings – The Love Sponge Strings*Viola – Elizabeth LambViolin – David Angell, David DavidsonWritten-By – Geoffrey Warburton, Martin Terefe, Shawn Mendes

Acoustic Guitar – Martin Terefe, Shawn MendesArranged By [Strings] – David DavidsonBacking Vocals – Glen Scott, Martin TerefeBass, Producer, Ukulele – Martin TerefeCello – Anthony LamarchinaDrums, Percussion – Kristoffer SonneElectric Guitar [Wurlitzer], Piano, Twelve-String Guitar – Glen ScottMixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperRecorded By – Sam KeyteRecorded By [Additional, Assistant] – Luke LeveilleRecorded By [Additional] – George SearaRecorded By [Assistant] – Kristian Larsen Recorded By [Strings] – Baeho "Bobby" Shin*Strings – The Love Sponge Strings*Viola – Elizabeth LambViolin – David Angell, David DavidsonWritten-By – Glen Scott, Martin Terefe, Shawn Mendes

Guitar, Producer [Additional] – Scott Harris*Mixed By – Jeff JulianoMixed By [Assistant] – Dave CookProducer, Programmed By – Craven JWritten-By – Joshua Grant , Scott Harris*, Shawn Mendes

Backing Vocals – Geoff Warburton*, Ido Zmishlany, Scott Harris*Engineer [Vocals, Assistant] – Mike HoEngineer [Vocals] – Jeff PelletierMixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperProducer – IdoVsTheWorldWritten-By – Geoffrey Warburton, Ido Zmishlany, Shawn Mendes

Engineer [Vocals, Assistant] – Luke LeveilleEngineer [Vocals], Mixed By – George SearaGuitar, Producer [Vocals] – Scott Harris*Producer – Craven J, Scott Harris*Programmed By – Craven JWritten-By – Emily Warren, Josh Grant*, Scott Harris*, Shawn Mendes