Recurring
Pernilla August as Queen Kristina of Sweden, the Queen regnant of Sweden and Wilhelm and Erik's mother
Magnus Roosmann as Duke Ludvig, Queen Kristina's husband and consort, Wilhelm and Erik's father
Carmen Gloria Pérez as Linda, Simon and Sara's mother
Inti Zamora Sobrado as Ayub, Simon's friend from Bjärstad
Beri Gerwise as Rosh, Simon's friend from Bjärstad
Ivar Forsling as Prince Erik (season 1), the crown prince of Sweden and Wilhelm's elder brother
Anna Valkyria Petersson as Malin, Wilhelm's bodyguard
Leonard Terfelt as Micke (season 1 and season 3), Simon and Sara's father
Ingela Olsson as Miss Anette Lilja, Hillerska's headmistress
Felicia Truedsson as Stella, Felice's friend and a student at Hillerska
Mimmi Cyon as Fredrika, Felice's friend and a student at Hillerska
Nathalie Varli as Madison McCoy, Felice's friend and an international student at Hillerska
Samuel Astor as Nils Polstjerna, August's friend and a student at Hillerska.
Xiao-Long Rathje Zhao as Alexander, August's friend and a student at Hillerska
Fabian Penje as Henry, Wilhelm's friend and a student at Hillerska
Uno Elger as Walter, Henry's friend and a student at Hillerska
Nils Wetterholm as Vincent af Klintskog, August's friend and a student at Hillerska
Tommy Wättring as Marcus Sköld (season 2), Simon's love interest
Magnus Ehrner as Jan-Olof Munck (season 2), a royal adviser
Marall Nasiri as Farima (season 3), a royal adviser
