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 – 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

Arranged By [Strings] – Tim LauerCello – Carole RabinowitzEngineer [Vocal] – George SearaMixed By – Espen BergPercussion, Programmed By – Eric DarkenProducer, Tracking By, Programmed By – Jacquire KingViola – Kristin WilkinsonViolin – David Angell, David DavidsonWritten-By – Geoffrey WarburtonWritten-By, Guitar, Backing Vocals – Shawn Mendes

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

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 HarrisMixed By – Ruadhri CushnanMixed By [Assistant] – Sam HarperProducer – Louis Biancaniello, Sam WattersWritten-By – Emily Warren, Scott Harris, Shawn Mendes

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

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

Mixed By – Tony MaseratiRecorded By – Blake MaresVocals [Duet With], Written-By – Camila CabelloWritten-By – Bill Withers, Shawn MendesWritten-By, Co-producer – Ido ZmishlanyWritten-By, Producer, Programmed By, Keyboards – Noel Zancanella

Acoustic Guitar, Producer – Martin TerefeArranged By [Strings] – David DavidsonBacking Vocals – Geoff Elliot, Geoffrey Warburton, Martin Terefe, Scott HarrisCello – 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" ShinStrings – The Love Sponge StringsViola – Elizabeth LambViolin – David Angell, David DavidsonWritten-By – Glen Scott, Martin Terefe, Scott Harris, Shawn Mendes

Arranged By [String] – Tim LauerBass – Eli BeairdCello – Carole RabinowitzDrums – Ian FitchukGuitar – Spencer ThomsonKeyboards – Wes BaileyMixed By – Espen BergProducer, Programmed By – Jacquire KingProgrammed By, Percussion – Eric DarkenViola – Kristin WilkinsonViolin – David Angell, David DavidsonWritten-By – Geoffrey Warburton, Shawn MendesWritten-By, Engineer, Piano – Max River

Engineer [Vocal] – George SearaGuitar, Producer [Additional] – Scott HarrisMixed By – Espen BergProducer, Guitar, Percussion – Jordan OrvoshWritten-By, Piano – Shawn Mendes

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

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

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

Acoustic Guitar – James Bryan, Scott HarrisArranged 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" ShinWritten-By – Geoffrey Warburton, 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