- Manuel Alfonso - Himself - Mauthausen Prisoner
- Jacinto Cortés - Himself - Mauthausen Prisoner
- Francisco Comellas - Himself - Mauthausen Prisoner
- Christina Bina - Herself - Anna Pointner's Daughter
- Leopoldine Drexler - Herself - Anna Pointner's Daughter
- Hans Marsalek - Himself - Mauthausen Prisoner
- Pierre Durand - Himself - 'L'humanité' Ex-Editor-in-Chief
- José Pàmies - Himself - French Communist Party Member
- Gisèle Guillemot - Herself - 'Regards' Editorial Room Secretary
- Ernst Kaltenbrunner - Himself (archive footage)
- Francesc Boix - Himself (archive footage)
- Llorenç Soler
- Llorenç Soler
-
Amancia de Aguilera
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