Written by: Kjartan Sveinsson, Jónsi, Georg Hólm

Produced by: Sigur Rós, Paul Corley

Performed by: Gillon Cameron (violin), Ellie Consta (violin), Alison D'Souza (viola), Reinoud Ford (cello), Claire Hazelton (violin), Freya Hicks (viola), Patrick Johnson (cello), Kjartan Sveinsson (piano), David Lale (cello), Siret Lust (double bass), Laura Moody (cello), Anna Ovsyanikova (violin), Eloise Riddell (double bass), Simmy Singh (violin), Eloisa‐Fleur Thom (violin), Jennifer Wilkinson (viola), Jónsi, Iona Allan (violin), Matthew Bain (violin), Galya Bisengalieva (violin), Anna de Bruin (violin), Eulalie Charland (violin), Hazel Correa (violin), Nicola Davenport (double bass), Marianne Haynes (violin), James Heron (viola), Robert Ames, Julian Azkoul (violin), Jordan Bergmans (viola), Nathaniel Boyd (cello), Lowri Thomas (viola), London Contemporary Orchestra, Georg Hólm (bass guitar), Matthew Kettle (viola), Kjartan Sveinsson (synthesizer), Cara Laskaris (violin), Sophie Mather (violin), Preetha Narayanan (violin), Gwen Reed (double bass), Max Ruisi (cello), Willemijn Steenbakkers (violin)

Mixed by: Sigur Rós, Paul Corley