Laura Haddock as Lucy Ramberg

Edward Holcroft as Edward Ramberg

Elisa Lasowski as Sarah Sargent Ramberg

Jake Donald-Crookes as Mario Capecchi as a teen

Lorenzo Ciamei as Mario Capecchi as a child

Rosa Diletta Rossi as Anna

Francesco Montanari as Luciano Capecchi

Sofia D'Elia as Frank

Ruben Buccella as Brother

Elisabeth Kanettis as Mrs. Thompson

Neil McGarry as Principal Daly

Beatrice Aiello as Birgit

Rufus Gleave as John

Katja Lechthaler as Agnes

Valentin Reichhalter as Klaus

Benno Steinegger as Bernardo

Andrea Dallan as Julia

Marco Boriero as National Guard

Sarah McGarry as Shelley

Luca Viti as Hans