Credits

Brian Eno: Additional Production, Effects
Coldplay: Artwork, Composer
Mark "Spike" Stent: Mixing
Matt McGinn: Mixing Assistant, Recording Assistant
Rihanna: Vocals
Phil Harvey: Photography
Jon Hopkins: Lighting Design
Markus Dravs: Producer, Recording
Tim Wheeler: Harmonic Arrangement, Vocal Arrangement
Bob Ludwig: Mastering
Kuk Harrell: Vocal Producer
Luis Jardim: Percussion
Olga Fitzroy: Mixing Assistant, Recording Assistant
Andy Rugg: Mixing Assistant, Recording Assistant
Ian Sylvester: Mixing Assistant, Recording Assistant
Rik Simpson: Producer, Mixing, Recording
Tappin Gofton: Design, Art Direction
Michael Brauer: Mixing
Daniel Green: Producer, Photography, Mixing, Recording
Andrew Denny: Mixing Assistant, Recording Assistant
Mary Hammond: Vocal Coach
Robin Baynton: Recording
Ian Shea: Mixing Assistant, Recording Assistant
Sarah Lee: Photography
Noah Goldstein: Mixing Assistant, Recording Assistant
Davide Rossi: Strings
Ryan Gilligan: Mixing Assistant, Recording Assistant
David Emery: Mixing Assistant, Recording Assistant
Matt Green: Mixing Assistant, Recording Assistant
Rosie Danvers: Cello
Marcos Tovar: Vocal Recording
Deepu Panjwani: Mixing Assistant, Recording Assistant
Paris : Artwork
Kate Peters: Photography
Christian Green: Mixing Assistant, Recording Assistant
Hidefumi Ohbuchi: Mixing Assistant, Recording Assistant
Matt Miller: Mixing Assistant, Recording Assistant
Nobuyuki Murakami: Mixing Assistant, Recording Assistant
Pierre Eiras: Mixing Assistant, Recording Assistant
Tim Crompton: Mixing, Recording
Juanita Stein: Backing Vocals