Ariella Glaser as Sara (Young Grandmére)

Orlando Schwerdt as Julien Beaumier

Bryce Gheisar as Julian Albans

Gillian Anderson as Vivienne Beaumier

Helen Mirren as Grandmére

Jo Stone-Fewings as Jean-Paul Beaumier

Patsy Ferran as Mille. Petitjean

Stuart McQuarrie as Pastor Luc

Olivia Ross as Rose Blum

Ishai Golan as Max Blum

Nadine Leon Gobet as Robyn

John Bubniak as Gendarme Marc

Jim High as Milice Commander

Philip Lenkowsky as Rabbi Bernstein

James Beaumont as Pastor Robert

Teagan Stark as Dillon

Priya Ghotane as Rhamiya

Yelisey Kazakevich as Henri

Jem Matthews as Vincent

Sam Talacko as Claude

Timon McLean as Sean

Selma Kaymakci as Mariann

Lily Huong Mac as Phoebe

Adam Bakule as Arlo

Anise Napoleao dos Reis as Lucy

Jordan Cramond as Jerome

Laura Hudečková as Sara Blum (5yo / 8yo)

Kevan Van Thompson as Doorman

Mia Kadlecova as Sophie

Vladimír Javorský as Georges / Cinema Owner

Cyril Dobrý as French Resistance #1

Jeremy Tichy as French Resistance #2

Markéta Richterová as Madame Ballou

Beatrice Holdingova as Ruth

Mac Clemons as Antoine

Kryštof Bartoš as School Round-Up Commander

Martin David as Tall German Soldier

Sebastian Jacques as German Soldier

Jiří Vojta as French Gendarme #1

Ondrej Novak as French Gendarme #2

Simon Mestdagh as Milice Officer #1

Zuko Garagić as Milice Officer #2

Aleš Bílík as French Resistance #3

Stepanka Sigmundova as Woman in Paris

Zuzana Hodková as Madame Lafleur

Miroslav Táborský as Monsieur Lafleur

John Comer as Sewer Worker

John Bubniak as French Gendarme #3

Florian Köhler as French Gendarme #4

Garrett Moore as Road Block Commander

Miroslav Lhotka as German Troop

Roman Horák as Milice Driver

Filip Finkelštejn as German Sharp Shooter

Stanislav Callas as German Soldier #2

Martina Sluková as Nervous Patient

Daniel Brown as Brave Patient

Jakub Laurych as Bandaged Patient

Harry Thompson as Bearded Patient

Taťjana Medvecká as Madame Bernstein

Jiří Kraus as Farm Truck Driver

Tabea Lara Riek as Sara (age 25 and 40)

Rebecca Louise Monaghan as Sara's Daughter (age 14)

Luis Eduard Tames as Sara's Son (age 9)

Sean Brodeur as Older Sara's Groom

Octavio Molina as Best Man #1

Nick Saaf as Best Man #2

Damian Odess-Gillett as Event Organizer

Timon McLean as Friend of Dillon

Anise Napoleono dos Reis as Lucy

Lily Mac as Phoebe