| Episode credited cast: |
 | Carlos Latre | - | Himself - Host |
| Rest of cast listed alphabetically: |
| Roberto Bazán | - | Himself - Musician (as Roberto Bazán 'Rober') |
| Mónica Bernal | - | Herself - Contestant |
| María del Monte | - | Herself - Jury Member |
| Curro Duque | - | Himself - Contestant |
| Alberto Estébanez | - | Himself - Musician (as Alberto Estebánez 'Alicio Keys') |
| Frederlyn | - | Himself - Contestant |
| Javier Gurruchaga | - | Himself - Jury Member |
| Ovidio López | - | Himself - Musician (as Ovidio López 'Ovi One') |
| Mehran | - | Himself - Contestant |
| José Montoro | - | Himself - Contestant |
| Miguel Morant | - | Himself - Singer (as Miguel Morant 'M&&') |
| Lola Moreno | - | Herself - Contestant |
| Juan Munguía | - | Himself - Musician (as Juan Munguía 'Mungui') |
| Pep Poblet | - | Himself - Musician (as Pep Poblet 'Pep') |
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