Producer: Julian Bunetta - Artist: Niall Horan - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Background Vocalist: Niall Horan - Vocals: Niall Horan - Background Vocalist: Jamie Scott - Background Vocalist: John Ryan - Guitar: John Ryan - Background Vocalist: Julian Bunetta - Bass: Julian Bunetta - Keyboards: Julian Bunetta - Programming: Julian Bunetta - Guitar: Nate Mercereau - Keyboards: AfterHrs - Programming: AfterHrs - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Jeff 'Da Badass' Gunnell - Engineer: Mike Malchicoff - Asst. Recording Engineer: Will Maclellan - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: Julian Bunetta - Artist: Niall Horan - Producer: Teddy Geiger - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Background Vocalist: Niall Horan - Vocals: Niall Horan - Drums: Julian Bunetta - Guitar: Julian Bunetta - Piano: Julian Bunetta - Bass: Nate Mercereau - Guitar: Nate Mercereau - Guitar: Teddy Geiger - Programming: Teddy Geiger - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: AfterHrs - Artist: Niall Horan - Producer: John Ryan - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Guitar: Niall Horan - Vocals: Niall Horan - Fiddle: Forrest Miller - Background Vocalist: John Ryan - Bass: John Ryan - Guitar: John Ryan - Keyboards: John Ryan - Programming: John Ryan - Drums: Julian Bunetta - Guitar: Nate Mercereau - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Jeff 'Da Badass' Gunnell - Asst. Recording Engineer: Jesse Munsat - Asst. Recording Engineer: Richard Evatt - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: Julian Bunetta - Artist: Niall Horan - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Background Vocalist: Niall Horan - Guitar: Niall Horan - Vocals: Niall Horan - Guitar: Derreck Wells - Background Vocalist: John Ryan - Programming: John Ryan - Background Vocalist: Julian Bunetta - Bass: Julian Bunetta - Guitar: Julian Bunetta - Keyboards: Julian Bunetta - Programming: Julian Bunetta - Background Vocalist: Tobias Jesso Jr. - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Jeff 'Da Badass' Gunnell - Asst. Recording Engineer: Richard Evatt - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Keyboards: AfterHrs - Programming: AfterHrs - Composer/Author: Niall Horan

Producer: Daniel Bryer - Artist: Niall Horan - Vocal Producer: Daniel Bryer - Producer: Jamie Scott - Vocal Producer: Jamie Scott - Producer: Noah Conrad - Vocal Producer: Noah Conrad - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Acoustic Guitar: Niall Horan - Vocalist: Niall Horan - Background Vocalist: Daniel Bryer - Electric Guitar: Daniel Bryer - Programming: Daniel Bryer - Background Vocalist: Jamie Scott - Programming: Jamie Scott - Background Vocalist: Mike Needle - Acoustic Guitar: Noah Conrad - Bass: Noah Conrad - Drums: Noah Conrad - Electric Guitar: Noah Conrad - Programming: Noah Conrad - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Asst. Recording Engineer: Jake Cartwright - Engineer: Martin Hannah - Asst. Recording Engineer: Matt Cooke - Engineer: Noah Conrad - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: Julian Bunetta - Artist: Niall Horan - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Vocals: Niall Horan - Background Vocalist: Niall Horan - Guitar: Niall Horan - Background Vocalist: Julian Bunetta - Guitar: Julian Bunetta - Keyboards: Julian Bunetta - Programming: Julian Bunetta - Bass: Andrew Haas - Background Vocalist: Ruth-Anne Cunningham - Background Vocalist: Tobias Jesso Jr. - Recording Engineer: Jeff 'Da Badass' Gunnell - Recording Engineer: Julian Bunetta - Recording Engineer: Mike Machicoff - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Composer/Author: Niall Horan

Producer: Daniel Bryer - Artist: Niall Horan - Vocal Producer: Daniel Bryer - Producer: Jamie Scott - Vocal Producer: Jamie Scott - Vocal Producer: Mike Needle - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Guitar: Niall Horan - Vocals: Niall Horan - Violin: Alma Fernandez - Violin: Charlie Bisharat - Programming: Daniel Bryer - Strings: Greg Kurstin - Cello: Jacob Braun - Bass: Jamie Scott - Drum: Jamie Scott - Piano: Jamie Scott - Guitar: Luke Potashnick - Violin: Songa Lee - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Engineer: Martin Hannah - Engineer: Matt Cooke - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Composer/Author: Niall Horan

Producer: Greg Kurstin - Artist: Niall Horan - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Vocals: Niall Horan - Bass: Greg Kurstin - Drums: Greg Kurstin - Guitar: Greg Kurstin - Keyboards: Greg Kurstin - Piano: Greg Kurstin - Synthesizer: Greg Kurstin - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Alex Pasco - Engineer: Greg Kurstin - Engineer: Julian Burg - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: John Ryan - Artist: Niall Horan - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Background Vocalist: Niall Horan - Vocals: Niall Horan - Background Vocalist: John Ryan - Bass: John Ryan - Guitar: John Ryan - Keyboards: John Ryan - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Jeff 'Da Badass' Gunnell - Asst. Recording Engineer: Jesse Munsat - Engineer: John Ryan - Engineer: Richard Evatt - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: John Ryan - Artist: Niall Horan - Producer: Teddy Geiger - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Vocals: Niall Horan - Guitar: Julian Bunetta - Guitar: Nate Mercereau - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Jeff 'Da Badass' Gunnell - Engineer: John Ryan - Engineer: Mike Malchicoff - Asst. Recording Engineer: Will Maclellan - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: Greg Kurstin - Artist: Niall Horan - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Vocals: Niall Horan - Bass: Greg Kurstin - Drums: Greg Kurstin - Guitar: Greg Kurstin - Keyboards: Greg Kurstin - Synthesizer: Greg Kurstin - Recording Engineer: Ed Reyes - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Alex Pasco - Engineer: Greg Kurstin - Engineer: Julian Burg - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: Julian Bunetta - Artist: Niall Horan - Producer: Tobias Jesso Jr. - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Background Vocalist: Niall Horan - Guitar: Niall Horan - Vocals: Niall Horan - Drums: Aaron Sterling - Percussion: Aaron Sterling - Background Vocalist: Julian Bunetta - Drums: Julian Bunetta - Guitar: Julian Bunetta - Keyboards: Julian Bunetta - Programming: Julian Bunetta - Guitar: Nate Mercereau - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Jeff 'Da Badass' Gunnell - Asst. Recording Engineer: Jesse Munsat - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: Julian Bunetta - Artist: Niall Horan - Producer: Teddy Geiger - Producer: Tobias Jesso Jr. - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Vocals: Niall Horan - Guitar: Benji Lysaght - Background Vocalist: Julian Bunetta - Guitar: Julian Bunetta - Keyboards: Julian Bunetta - Programming: Julian Bunetta - Percussion: Kane Richotte - Bass: Max Whipple - Guitar: Teddy Geiger - Programming: Teddy Geiger - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Jeff 'Da Badass' Gunnell - Engineer: Mike Malchicoff - Asst. Recording Engineer: Will Maclellan - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: Daniel Bryer - Artist: Niall Horan - Vocal Producer: Daniel Bryer - Producer: Jamie Scott - Vocal Producer: Jamie Scott - Vocal Producer: Mike Needle - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Acoustic Guitar: Niall Horan - Background Vocalist: Niall Horan - Vocals: Niall Horan - Cello: Chris Fish - Violin: Cindy Foster - Acoustic Guitar: Daniel Bryer - Background Vocalist: Daniel Bryer - Drums: Daniel Bryer - Electric Guitar: Daniel Bryer - Programming: Daniel Bryer - Violin: Danny Bhattacharya - Violin: Dominic Moore - Violin: Donna Markoff - Keyboards Arrangements: Ed Blunt - Viola: Fiona Bonds - Violin: Helen Paterson - Drum: Jake Cartwright - Acoustic Guitar: Jamie Scott - Background Vocalist: Jamie Scott - Bass: Jamie Scott - Drums: Jamie Scott - Electric Guitar: Jamie Scott - Keyboards Arrangements: Jamie Scott - Piano: Jamie Scott - Programming: Jamie Scott - Violin: Jo Watts - Acoustic Guitar: Luke Potashnick - Electric Guitar: Luke Potashnick - Violin: Manuel Porta - Shaker: Martin Hannah - Background Vocalist: Mike Needle - Viola: Morgan Goff - Viola: Nick Barr - Violin: Patrick Savage - Cello: Rachel Lander - Violin: Shlomy Dobrinsky - Violin: Simon Baggs - Viola: Zuri Zhislin - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Asst. Recording Engineer: Jake Cartwright - Engineer: Martin Hannah - Asst. Recording Engineer: Matt Cooke - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: Greg Kurstin - Artist: Niall Horan - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Vocals: Niall Horan - Drums: Aaron Sterling - Violin: Conor Masterson - Bass: Greg Kurstin - Guitar: Greg Kurstin - Piano: Greg Kurstin - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Alex Pasco - Engineer: Greg Kurstin - Engineer: Julian Burg - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan

Producer: Jeff Gunnell - Artist: Niall Horan - Producer: Julian Bunetta - Producer: Tobias Jesso Jr. - Mixer: Mark "Spike" Stent - Assistant Mixer: Matt Wolach - Assistant Mixer: Michael Freeman - Background Vocalist: Niall Horan - Vocals: Niall Horan - Bass: Andrew Haas - Guitar: Benji Lysaght - Organ: Dernst "D'Mile" Emile II - Programming: Jeff 'Da Badass' Gunnell - Background Vocalist: John Ryan - Guitar: John Ryan - Background Vocalist: Julian Bunetta - Drums: Julian Bunetta - Background Vocalist: Tobias Jesso Jr. - A&R Admin: Elizabeth Isik - A & R: Erynn Hill - Engineer: Jeff 'Da Badass' Gunnell - Engineer: Mike Malchicoff - Asst. Recording Engineer: Will Maclellan - Mastering Engineer: Chris Gehringer - Assistant Mastering Engineer: Will Quinell - Composer/Author: Niall Horan