Producción

• Mike Goodridge — producer
• James Bowsher — line producer
• Baltasar Kormákur — producer
• Agnes Johansen — producer
• Selma Björnsdóttir — casting
• Ingimar Gudbjartsson — production manager
• Yoko Narahashi — casting
• Sindri Páll Kjartansson — line producer
• Georgina Pope — associate producer
• Xanthe Spencer-Davidson — location casting

Cámara

• Bergsteinn Björgúlfsson — director of photography
• Sindri Snær Sigurðsson — camera intern

Guion

• Baltasar Kormákur — screenplay
• Ólafur Jóhann Ólafsson — screenplay
• Ólafur Jóhann Ólafsson — novel

Dirección

• Baltasar Kormákur — director

Sonido

• Julien Naudin — foley artist
• Högni Egilsson — original music composer
• Sindri Þór Kárason — sound effects editor
• Kjartan Kjartansson — sound designer
• Katie Paterson — first assistant sound editor
• Guðrún Ragna Sigurjónsdóttir — boom operator
• Bergur Líndal Guðnason — boom operator
• Kjartan Kjartansson — sound mixer

Vestuario y maquillaje

• Margrét Einarsdóttir — costume design
• Ásta Hafthórsdóttir — makeup designer
• Christopher Þór Cleland — tattoo designer

Reparto

• Egill Ólafsson — Kristófer
• Kōki, — Miko (Young)
• Pálmi Kormákur Baltasarsson — Kristófer (Young)
• 本木雅弘 — Takahashi
• Yoko Narahashi — Miko
• Ruth Sheen — Mrs. Ellis
• 中村雅俊 — Kutaragi
• Meg Kubota — Hitomi
• María Ellingsen — Ella
• Benedikt Erlingsson — Dr. Stefánsson
• Sigurður Ingvarsson — Jonas
• Starkadur Petursson — Markús
• Tatsuya Tagawa — Arai-San
• Charles Nishikawa — Goto-San
• Eiji Mihara — Dr. Kobayashi
• Akshay Khanna — Philllip
• Theodór Júlíusson — cast
• Kieran Buckeridge — Receptionist London Hotel
• Brandy Row — Tattoo parlor owner
• Masaya Mimura — Naruki
• 柴田理恵 — Hashimoto
• 野村祐人 — Akira
• Katla M. Þorgeirsdóttir — Marriage Councelor
• Anthony Bacigalupo — British Man
• Harpa Elísa Þórsdóttir — Sonja (voice)
• Andrew Barron — Fishmonger
• Richard Rycroft — School Official
• Ania Powazka — Retirement Home Attendant
• Ylva Þórsdottir Planman — Duty Free Attendant
• Paul Long — Restaurant Waiter London
• 仁科貴 — Chef Kawasaki
• Jo Kataoka — Kawasaki's Son
• Osamu Tanpopo — Sake Bar Owner
• Fumi Sugimoto — Flower Shop Attendant
• Kenta Ogawa — Hotel Porter - Japan
• Hiroyuki Nomura — Nippon Customer
• 山下優 — Yamamoto-san
• Martin Wright — Hotel Doorman
• Ingibjörg Ásmundsdóttir — Doctor's Assistant (voice)
• Atsuko Sato — Narrator
• Ingvar Þór Björnsson — Radio News Reporter
• Daigo Tanji — Karaoke Bar Owner
• Shiun Sato — Shoe Shop Attendant
• Kevin Tran — Doorman in Harrow
• Egill B. Hreinsson — Piano Player
• Giichi Takasawa — Obstetrician
• Miku Konishi — Nurse
• Yayoi Mizoguchi — Nurse
• Claire Woodland — New Tenant
• Julian Tait — Librarian

Montaje

• Sigurður Eyþórsson — editor

Arte

• Sunneva Ása Weisshappel — production design
• Nanna MBS — set decoration
• Gunnar Pálsson — art direction