| Idris Elba | Augustin | |
| Carole Karemera | Jeanne, Augustin's wife | |
| Pamela Nomvete | Martine | |
| Oris Erhuero | Honoré | |
| Noah Emmerich | Lionel Quaid | |
| Debra Winger | Prudence Bushnell | |
| Jay Benedict | Bushnell's Colleague | |
| Todd Boyce | John | |
| Patty Hannock | Lawyer | |
| Jeff Harding | Lt. Colonel #1 | |
| Hubert Koundé | Father Salomon | |
| Aïssa Maïga | Young Militant | |
| Peter McRobbie | Bushnell's Superior | |
| Denis Nsanzamahoro | Man In The Car | |
| Tom Tammi | Lt. Colonel #2 | |
| Bill Clinton | Himself, Self | |
| Brian Williams | Himself, Self | |
| Fraser James | Xavier | |
| Abby Mukiibi Nkaaga | Colonel Bagosora | |
| Cleophas Kabasita | Valentine | |
| Peninah Abatoni | Woman Refugee #1 | |
| Ashani Alles | Prosecutor | |
| Hope Azeda | Brigitte, acting coach | |
| Théogène Barasa | RAF Soldier #1 | |
| Dan Barlow | Belgian UN Soldier | |
| Johannes Bausch | UN Officer #1 | |
| Andrew Benon | Father Munanira | |
| Paul Boneza | RAF Soldier #2 | |
| Stephen Buckingham | Judge Arusha | |
| Gloria Bugwiza | Woman Refugee #2 |
