| ACT | COUNTRYCNT | EDITIONED | FESTIVALFES |
|---|---|---|---|
| Cairo Liberation Front | NLNetherlands 2015 | | |
| Cairo Liberation Front (soundsystem set) | NLNetherlands 2015 | | |
| Carmen Villain | NONorway 2015 | | |
| Carnival Kids | NONorway 2015 | | |
| Carnival Youth | LVLatvia 2015 | | |
| Catfish and the Bottlemen | GBUnited Kingdom 2015 | | |
| Chef'Special | NLNetherlands 2015 | | |
| Cho | NLNetherlands 2015 | | |
| Clap! Clap! | ITItaly 2015 | | |
| C'Mon Tigre | ITItaly /NLNetherlands 2015 | | |
| Condor Gruppe | BEBelgium 2015 | | |
| Cookachoo | NLNetherlands 2015 | | |
| Cotton Claw | FRFrance 2015 | | |
| Cristobal and the Sea | FRFrance /PTPortugal /ESSpain 2015 | |