Christine Lahti as Gisella Perl

Bruce Davison as Peter Schuman, Interrogator

Jonathan Cake as Dr. Mengele

Beau Bridges as Herman Prentiss, Interrogator

Richard Crenna as Jake Smith

Jolyon Baker as Frederick Krauss

Jessica Beitchman as Marta Weiss

Oliver Cotton as Moshe Perl

Michelle Fine as Fanny Pearl

Zoie Palmer as Didi Goldstein

Maria Ricossa as Esther Jacob

Ingrid Veninger as Zozia

Emma Wellbelove as Young Gisella

Nina Young as Irma Griese

Kiran Friesen as Nurse

Vytautas Rumšas as David Perl

Inga Tuminiene as Cilla Perl

Adrija Čepaitė-Palšauskienė as Rose Perl

Inga Maškarina as Helen Perl

Nola Augustson as Sarah Goldstein

Jordan Alan as Isaac Goldstein

Judah Katz as Dr. Jonas Ruben

Monika Bičiūnaitė as Dr. Ruth Stern

Viola Klimciauskaite as Katya Weiss

Kristina Mauruseviciute as Leiku

Getter Kolosov as Young Cilla Perl

Aurelija Prashuntaite as Young Rose Perl

Joonas Suokko as Young David Perl

Elena Stončiūtė as Young Helen Perl

Geoff Parish as G.I.

Chris Britton as Doctor