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

Produced by: Sigur Rós, Alex Somers (additional)

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

Mixed by: Alex Somers