Basque Country, Spain, late nineties. A young policewoman manages to infiltrate the ruthless terrorist gang ETA.
Unfortunately the movie Undercover is not yet available on HBO Max.
| Directing | Arantxa Echevarría | Director |
| Writing | Amèlia Mora | Screenplay |
| Writing | Arantxa Echevarría | Screenplay |
| Production | Mercedes Gamero | Executive Producer |
| Production | María Luisa Gutiérrez | Executive Producer |
| Sound | Fernando Velázquez | Original Music Composer |
| Camera | Javier Salmones | Director of Photography |
| Production | Axier Pérez | Production Director |
| Editing | Victoria Lammers | Editor |
| Writing | María Luisa Gutiérrez | Idea |
