Written by: Georg Hólm, Kjartan Sveinsson, Jónsi, Orri Páll Dýrason

Produced by: Alex Somers (additional), Sigur Rós

Performed by: Sólrún Sumarliðadóttir (strings), Edda Rún Ólafsdóttir (strings), Hildur Ársælsdóttir (strings), The Sixteen (choir vocals), María Huld Markan Sigfúsdóttir (strings)

Mixed by: Alex Somers