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Josep Ramos as Arnold / Shadow 2 (voice) |
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Mireia Faura as María (voice) |
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Ángel Gómez as Ramiro / Ronald Duck (voice) |
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Alberto Vázquez as Fake Ramiro (voice) |
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Kepa Cueto as Monster (voice) |
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Txema Regalado as Doctor (voice) |
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Miguel Martín as Journalist / Mushroom / Shadow 1 (voice) |
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Sacha Criado as Owl (voice) |
| Directing | Alberto Vázquez | Director |
| Writing | Alberto Vázquez | Screenplay |
| Editing | Iván Miñambres | Editor |
| Production | Iván Miñambres | Executive Producer |
| Production | Nicolas Schmerkin | Executive Producer |
| Production | Arturo Olea | Associate Producer |
| Production | Chelo Loureiro | Associate Producer |
| Production | Iñigo Gómez | Associate Producer |
| Art | Alberto Vázquez | Art Direction |
| Sound | Víctor García | Music |
| Visual Effects | Khris Cembe | Animation Director |
| Visual Effects | Pamela Poltronieri | Animation |
| Visual Effects | Roc Espinet | Animation |
| Visual Effects | Khris Cembe | Animation |
| Art | Alberto Vázquez | Background Designer |
| Visual Effects | Alberto Vázquez | Character Designer |
| Lighting | Martin Romero | Lighting Artist |
| Editing | Laura Aguado | Colorist |
| Production | Diana Cano | Producer |
| Crew | Carlos Alonso | Post Production Assistant |
| Sound | David Rodríguez | Sound |
| Writing | Alberto Vázquez | Storyboard |
| Art | Alberto Vázquez | Storyboard Artist |
| Visual Effects | Carlos Alonso | Compositing Artist |
| Crew | Iñigo Gómez | Post Production Assistant |
| Crew | Elbire Rico | Post Production Assistant |
| Visual Effects | Laura Aguado | Animation Coordinator |
| Production | Emilie Schmerkin | Production Manager |
| Production | Jane Chagnon | Production Assistant |
| Production | Pauline Ginot | Production Assistant |
| Production | Laetitia Ferreira | Production Accountant |
| Production | Yago Santos | Production Assistant |
| Production | Pablo Peñalver | Production Assistant |
| Production | Isabel Santos | Administration |
