Examines the step-by-step process that led German medical professionals down an unethical road to genocide.
| Actor | Role |
|---|---|
| DDonald WinningNarrator | Narrator |
| AArthur CaplanHimself | Himself |
| DDonald DietrichHimself | Himself |
| MMichael GrodinHimself | Himself |
| MMichael KaterHimself | Himself |
| JJay KatzHimself | Himself |
| EEva Mozes KorHerself | Herself |
 Hans MünchHimself (archive footage) | Himself (archive footage) |
| CCharles RolandHimself | Himself |
| PPaul VingerHimself | Himself |