Two brothers are divided by marriage and fate during the 100 horrifying days of the 1994 Rwandan genocide.
| Actor | Role |
|---|---|
 Idris ElbaAugustin | Augustin |
 Carole KaremeraJeanne | Jeanne |
 Pamela NomveteMartine | Martine |
 Oris ErhueroHonoré | Honoré |
 Fraser JamesXavier | Xavier |
 Abby Mukiibi NkaagaColonel Bagosora | Colonel Bagosora |
| CCleophas KabasitaValentine | Valentine |
 Noah EmmerichLionel Quaid | Lionel Quaid |
 Debra WingerPrudence Bushnell | Prudence Bushnell |
| PPeninah AbatoniWoman Refugee #1 | Woman Refugee #1 |
| AAshani AllesProsecutor | Prosecutor |
| HHope AzedaBrigitte | Brigitte |
| TThéogène BarasaRAF Soldier #1 | RAF Soldier #1 |
| DDan BarlowBelgian UN Soldier | Belgian UN Soldier |
| JJohannes BauschUN Officer #1 | UN Officer #1 |
| SStephen BuckinghamJudge Arusha | Judge Arusha |
| MMichelle RugemaAnne-Marie | Anne-Marie |