Silje Salomonsen
— Kimberly «Kim» Karlsen
Espen Klouman Høiner
— Peter
Kjersti Tveterås
— Marie Louise
Agnes Kittelsen
— Grete Stein
Nader Khademi
— Dennis
Frøydis Armand
— Elephant (Voice)
Helene Bergsholm
— Translator
Yngve Berven
— Narrator 'The Secret' audiobook (voice)
Jon Bleiklie Devik
— Pastor
Rachel Cohen
— Nancy Legpower
Liv Karin Dahlstrøm
— Narrator
Mats Eldøen
— Aslak
Jon Gelius
— News anchor
Audun Hjort
— Press officer, Norwegian Cycling Federation
Kristin Groven Holmboe
— Secretary General, Norwegian Cycling Federation
Petter Width Kristiansen
— Paparazzi
Torfinn Nag
— Kim's father
Ole Rolfsrud
— Sports anchor
Brigt Skrettingland
— Kim's brother
Henriette Steenstrup
— Miss Anderson
Ingerid Stenvold
— News anchor
Cato Skimten Storengen
— CEO Anti-doping Norway
Ebba Steenstrup Såheim
— Line
Oddgeir Thune
— Jansrud
Todd Bishop Monrad Vistven
— Mads
Ingunn Beate Øyen
— President, Norwegian Cycling Federation