'Ama Lur' is a documentary, directed by Nestor Basterretxea and Fernando Larruquert, that premiered in San Sebastián in 1968, and it is considered the foundation of Basque cinema.
Unfortunately the movie Mother Earth is not yet available on HBO Max.
| Directing | Nestor Basterretxea | Director |
| Directing | Fernando Larruquert | Director |
| Writing | Fernando Larruquert | Writer |
| Writing | Nestor Basterretxea | Writer |
| Production | Juan María Semper | Executive Producer |
| Camera | Teodoro Roa | Camera Operator |
| Sound | Luis Castro | Sound Effects |
| Camera | Rafael Trecu | Focus Puller |
| Sound | Juan María Sanz | Sound Recordist |
| Editing | Fernando Larruquert | Editor |
| Camera | José Luis Urquía | Camera Operator |
| Camera | Arturo Delgado | Still Photographer |
| Production | Francisco Chorot | Production Manager |
| Editing | Pedro del Rey | Editor |
| Sound | Juan Flierbaum | Sound Mixer |
| Camera | Luis Cuadrado | Director of Photography |
| Editing | Nestor Basterretxea | Editor |
| Camera | Felipe Iguiñiz | Focus Puller |
| Sound | Eduardo Fernández | Sound Mixer |
| Editing | José Luis Peláez | Assistant Editor |
| Camera | Julio Amóstegui | Director of Photography |
