Claes Bang as Will

Olga Kurylenko as Rosalind

Brian Cox as Milton

Assaad Bouab as Pierre Laurent

Alice Krige as Vivian

Litiana Biutanaseva as Florence

Lilibet Biutanaseva as Harriet

Shalisha James-Davis as Candy

Maroussia Frank as Lena

Caroline Goodall as Marcia

Hannah van der Westhuysen as Becca

Duncan Duff as Curator

Gijs Scholten van Aschat as Dr. Müller

Agni Scott as Dr. Zervou

Laurent C. Lucas as French Cop

Kirsten Davies as Young Rosalind

Max Frankel as Young Pierre

Emily Heyworth as Nurse

Kaycee Fernandes as Natalie

Gwen Ann as Luna