Blackhearts takes a fresh look at the notorious Norwegian black metal music scene - but from a striking new angle. It travels to South America, Europe and the Middle East to follow three black metal die hards who hail from extreme religious and political backgrounds.
| Actor | Role |
|---|---|
| VVegar LarsenHimself | Himself |
| HHéctor CarmonaHimself | Himself |
| SSina WinterHimself | Himself |
| GGiorgos GermenisHimself | Himself |
| SSotiris SchoinasHimself | Himself |
| AArnt GrønbechHimself | Himself |
| MMohammad SoleimaniHimself | Himself |
| HHéctor Escobar GutiérrezHimself | Himself |
| AArne LarsenHimself | Himself |
| JJonathan Asmodeus GarofoliHimself | Himself |
 Ted SkjellumHimself (as Nocturno Culto) | Himself (as Nocturno Culto) |
| TTrude DrevlandHerself | Herself |
 Olve EikemoHimself (as Abbath) | Himself (as Abbath) |
| DDimitris ChristopoulosHimself (as Talos) | Himself (as Talos) |