 Warwick DavisSelf - Presenter | Self - Presenter |
 Samantha DavisSelf - Warwick Davis' Wife | Self - Warwick Davis' Wife |
| PPerla OvitzSelf - Concentration Camp Survivor (archive footage) | Self - Concentration Camp Survivor (archive footage) |
| JJohnny PopescuSelf - Radio Host | Self - Radio Host |
| IIoan TimisSelf - Former Mayor of Rozavlea | Self - Former Mayor of Rozavlea |
| EEilat NegevSelf - Co-author, 'Giants: The Dwarfs of Auschwitz' | Self - Co-author, 'Giants: The Dwarfs of Auschwitz' |
| YYehuda KorenSelf - Co-author, 'Giants: The Dwarfs of Auschwitz' | Self - Co-author, 'Giants: The Dwarfs of Auschwitz' |
| IIoan Michai DancusSelf - Historian | Self - Historian |
| YYoav HellerSelf - Holocaust Research Centre, Royal Holloway College | Self - Holocaust Research Centre, Royal Holloway College |
| AArmand LeroiSelf - Prof. of Evolutionary Developmental Biology | Self - Prof. of Evolutionary Developmental Biology |
| WWojciech PlosaSelf - Head of Archives, Auschwitz-Birkenau Museum | Self - Head of Archives, Auschwitz-Birkenau Museum |
| TTeresa Wontor-CichySelf - Auschwitz Historian | Self - Auschwitz Historian |
 Anita Lasker-WallfischSelf - Concentration Camp Survivor | Self - Concentration Camp Survivor |
 Adolf HitlerSelf (archive footage, uncredited) | Self (archive footage, uncredited) |
 Elisabeth WendtKönigin (archive footage, uncredited) | Königin (archive footage, uncredited) |
 Harrison FordSelf (archive footage, uncredited) | Self (archive footage, uncredited) |
