Backing Vocals – Carl Falk , Kristoffer Fogelmark, Savan KotechaBass – RamiEdited By [Additional Vocal Editing] – Albin Nedler, Kristoffer FogelmarkEngineer [Engineer For Mix] – John HanesGuitar – Carl Falk Guitar [Additional] – Niall HoranMixed By – Serban GheneaProducer, Instruments, Programmed By – Carl Falk , RamiWritten-By – Carl Falk , Rami Yacoub, Savan Kotecha

Backing Vocals – Albin Nedler, Carl Falk , Kristoffer Fogelmark, Savan KotechaBass – RamiEdited By [Vocals] – Albin Nedler, Carl Falk , Kristoffer Fogelmark, RamiEngineer [Engineer For Mix] – John HanesEngineer [Vocals] – Alex OrietGuitar – Carl Falk Guitar [Additional] – Niall HoranMixed By – Serban GheneaProducer, Instruments, Programmed By, Recorded By [Vocals] – Carl Falk , RamiWritten-By – Albin Nedler, Carl Falk , Kristian Lundin, Kristoffer Fogelmark, Rami Yacoub, Savan Kotecha, Shellback

Acoustic Guitar, Bass Guitar, Electric Guitar – Chris LeonardBacking Vocals – Tommy CulmProducer, Mixed By – Jake GoslingWritten-By – Ed Sheeran, Fiona Bevan

Co-producer – John Ryan Engineer [Assistant] – Ian FranzinoInstruments – John Ryan , Julian BunettaMixed By – Ash HowesProducer, Recorded By, Engineer – Julian BunettaWritten-By – Jamie Scott, John Ryan , Julian Bunetta

Arranged By [Strings], Recorded By [Strings], Edited By [Strings] – Mattias BylundBacking Vocals – Kristoffer FogelmarkBass – RamiCello – David BukovinszkyEdited By [Vocals], Recorded By [Vocals] – Albin Nedler, Kristoffer FogelmarkEngineer [Engineer For Mix] – John HanesEngineer [Vocals] – Alex OrietGuitar – Carl Falk Mixed By – Serban GheneaProducer, Instruments, Programmed By – Albin Nedler, Carl Falk , Kristoffer Fogelmark, RamiViolin – Mattias JohanssonWritten-By – Albin Nedler, Carl Falk , Kristoffer Fogelmark, Liam Payne, Louis Tomlinson, Rami Yacoub, Savan Kotecha, Zain Malik

Backing Vocals – Kristoffer Fogelmark, Savan Kotecha, Shellback Bass – Rami, Shellback Edited By [Vocals] – Albin Nedler, Carl Falk , Kristoffer Fogelmark, RamiEngineer [Engineer For Mix] – John HanesEngineer [Vocals] – Alex OrietGuitar – Carl Falk Mixed By – Serban GheneaProducer, Instruments, Programmed By – Carl Falk , Rami, Shellback Recorded By [Vocals] – Carl Falk , RamiWritten-By – Carl Falk , Kristian Lundin, Rami Yacoub, Savan Kotecha, Shellback

Coordinator [Production Co-ordinator] – Irene Richter, Katie MitzellEngineer – Emily Wright, KoOoLkOjAk*Engineer [Assistant] – Andy Hughes , Clint Gibbs, Joel Peters, Levon Eriksson, Rachael Findlen, Stephen P GriggEngineer [Engineer For Mix] – John HanesInstruments, Programmed By – Cirkut*, Dr. Luke, KoOoLkOjAk*, Peter Svensson, Sam HollanderMixed By – Serban GheneaProducer – Cirkut*, Dr. Luke, KoOoLkOjAk*Producer [Vocals] – Emily WrightVocals [Additional] – Ava James, Clint Gibbs, Emily Wright, Henry Walter, Juniper , KoOoLkOjAk*, Lukasz Gottwald, Peter SvenssonWritten-By – Allan Grigg*, Henry Walter, Lukasz Gottwald, Peter Svensson, Sam Hollander

Arranged By [Strings], Recorded By [Strings], Edited By [Strings] – Mattias BylundBacking Vocals – Kristoffer Fogelmark, Savan KotechaBass – RamiCello – David BukovinszkyEdited By [Vocals] – Albin Nedler, Carl Falk , Kristoffer Fogelmark, RamiEngineer [Engineer For Mix] – John HanesEngineer [Vocals] – Alex OrietGuitar – Carl Falk Mixed By – Serban GheneaProducer, Instruments, Programmed By, Recorded By [Vocals] – Carl Falk , RamiViolin – Mattias JohanssonWritten-By – Carl Falk , Rami Yacoub, Savan Kotecha

Co-producer – John Ryan Engineer [Assistant] – Ian FranzinoProducer, Instruments, Recorded By, Engineer – Julian BunettaProgrammed By [Additional], Mixed By – Ash HowesRecorded By [Vocals], Producer [Vocals] – Sam WatersWritten-By – Danny Jones , Dougie Poynter, Tom Fletcher

Acoustic Guitar, Bass Guitar, Electric Guitar – Chris LeonardProducer, Piano, Drums, Percussion, Strings, Programmed By, Mixed By – Jake GoslingWritten-By – Alexander Gowers, Ed Sheeran, Robert Conlon

Backing Vocals – Kristoffer FogelmarkBass – RamiEdited By [Vocals], Recorded By [Vocals] – Albin Nedler, Kristoffer FogelmarkEngineer [Engineer For Mix] – John HanesEngineer [Vocals] – Alex OrietMixed By – Serban GheneaProducer, Instruments, Programmed By – Albin Nedler, Carl Falk , Kristoffer Fogelmark, RamiWritten-By – Albin Nedler, Carl Falk , Harry Styles, Kristoffer Fogelmark, Liam Payne, Louis Tomlinson, Niall Horan, Rami Yacoub, Savan Kotecha

Co-producer – John Ryan Engineer [Assistant] – Ian FranzinoMixed By – Ash HowesProducer [Vocals] – Julian Bunetta, Tebey OttohProducer, Instruments, Recorded By, Engineer – Julian BunettaWritten-By – Peter Wallevik, Tebey Ottoh, Tommy Lee James, Tommy P Gregersen*

Arranged By [Strings] – Chris ElliottBass – Malcolm Moore Drums – Karl BrazilEngineer – Rupert Coulson, Sam MillerGuitar – Luke Potashnik*Producer, Mixed By, Keyboards, Guitar [Additional] – Steve RobsonWritten-By – Harry Styles, Liam Payne, Lindy Robbins, Louis Tomlinson, Niall Horan, Steve Robson, Wayne Hector, Zain Malik

Co-producer – John Ryan Engineer [Assistant] – Ian FranzinoInstruments – John Ryan , Julian BunettaMixed By – Ash HowesProducer, Recorded By, Engineer – Julian BunettaWritten-By – Jamie Scott, John Ryan , Julian Bunetta, Tim Wood

Co-producer – John Ryan Engineer [Assistant] – Ian FranzinoInstruments – John Ryan , Julian BunettaProducer, Recorded By, Engineer, Mixed By – Julian BunettaWritten-By – John Ryan , Julian Bunetta, Tebey Ottoh, Tim Wood , Tommy Lee James

Backing Vocals – Johan Schuster, Kristoffer FogelmarkBass – Rami, Shellback Edited By [Vocals] – Albin Nedler, Calle Björsell*, Carl Falk , Kristoffer Fogelmark, RamiEngineer [Engineer For Mix] – John HanesEngineer [Vocals] – Alex Oriet, Franny GrahamGuitar – Carl Falk , Shellback Mixed By – Serban GheneaProducer, Instruments, Programmed By – Carl Falk , Rami, Shellback Recorded By [Vocals] – Carl Falk , RamiWritten-By – Carl Falk , Rami Yacoub, Savan Kotecha, Shellback

Backing Vocals – Kristoffer Fogelmark, Savan KotechaBass – RamiEdited By [Vocals] – Albin Nedler, Calle Björsell*, Carl Falk , Kristoffer Fogelmark, RamiEngineer [Engineer For Mix] – John HanesEngineer [Vocals] – Alex OrietGuitar – Carl Falk , Peter SvenssonMixed By – Serban GheneaProducer [Additional] – Peter SvenssonProducer, Instruments, Programmed By – Carl Falk , RamiRecorded By [Vocals] – Carl Falk , RamiWritten-By – Carl Falk , Harry Styles, Liam Payne, Louis Tomlinson, Rami Yacoub, Savan Kotecha