Sam Smith[MainArtist], Hikaru Utada[MainArtist], Jimmy Napes[Producer], Jimmy Napes[StudioPersonnel], Jimmy Napes[Recording Engineer], Jimmy Napes[AssociatedPerformer], Jimmy Napes[Drums], Jimmy Napes[Percussion], Steve Fitzmaurice[Producer], Steve Fitzmaurice[StudioPersonnel], Steve Fitzmaurice[Recording Engineer], Steve Fitzmaurice[Mixer], Steve Fitzmaurice[AssociatedPerformer], Steve Fitzmaurice[Drum Programming], Mike Horner[StudioPersonnel], Mike Horner[Asst. Recording Engineer], Darren Heelis[StudioPersonnel], Darren Heelis[Asst. Recording Engineer], Darren Heelis[Assistant Mixer], Darren Heelis[AssociatedPerformer], Darren Heelis[Bass Guitar], Steve Price[StudioPersonnel], Steve Price[Recording Engineer], Jeremy Murphy[StudioPersonnel], Jeremy Murphy[Asst. Recording Engineer], Sam Smith[AssociatedPerformer], Sam Smith[Vocals], Sam Smith[ComposerLyricist], Hikaru Utada[AssociatedPerformer], Hikaru Utada[Vocals], William Phillips[AssociatedPerformer], William Phillips[Piano], William Phillips[Organ], William Phillips[ComposerLyricist], Jodi Milliner[AssociatedPerformer], Jodi Milliner[Bass Guitar], Sylvester Earl Harvin[AssociatedPerformer], Sylvester Earl Harvin[Drums], Sylvester Earl Harvin[Percussion], Simon Hale[AssociatedPerformer], Simon Hale[String Arranger], Everton Nelson[AssociatedPerformer], Everton Nelson[Strings], Randy Merrill[StudioPersonnel], Randy Merrill[Mastering Engineer], James Napier[ComposerLyricist], Jeff Lynne[ComposerLyricist], Tom Petty[ComposerLyricist]