Years ago, a cruel and merciless nun turned a boarding school into a living hell for her students until they could no longer bear the abuse, and she mysteriously disappeared. Now the alumnae are being brutally murdered one by one.
| Actor | Role |
|---|---|
 Anita BriemEve | Eve |
 Belén BlancoJulia | Julia |
 Manu FullolaGabriel | Gabriel |
| AAlistair FreelandJoel | Joel |
 Cristina PiagetSister Úrsula | Sister Úrsula |
 Paulina GálvezZoe | Zoe |
 Natalia DicentaSusan | Susan |
 Lola MarceliMary | Mary |
 Teté DelgadoCristy | Cristy |
| OOriana BonetEulalia | Eulalia |
| KKatrine Romming17-years-old Mary | 17-years-old Mary |
| MMaia Jenkinson17-years-old Eulalia | 17-years-old Eulalia |
| JJoana Rañé17-years-old Zoe | 17-years-old Zoe |
 Gemma Martínez17-years-old Cristy | 17-years-old Cristy |
| MMeritxell Santamaria17-years-old Susan | 17-years-old Susan |
 Montse Pla17-years-old Joanna | 17-years-old Joanna |
 Giles CooperHarley | Harley |
 Brendan PriceDetective Malon | Detective Malon |
 Jim ArnoldCoroner | Coroner |
| LLudovic TattevinBellboy | Bellboy |
| AAlexia IborraChild Eva | Child Eva |
| AAnna VivesThe Nun | The Nun |