Wanneer de grootmoeder besluit dat het tijd is om de familiezaken op orde te brengen, beginnen de gevechten om het huis te erven. (Een vervolg op Oma's bruiloft.)
Ja! de film El testamento de la abuela is nu beschikbaar om te kijken op Netflix in Nederland.
| Production | Carla Farell | Executive Producer |
| Production | Alex García | Associate Producer |
| Production | Sandro Halphen | Producer |
| Production | Xabier Saavedra | Associate Producer |
| Production | Max Blasquez | Producer |
| Production | Eckehardt Von Damm | Producer |
| Production | Gustavo Baeza Vila | Line Producer |
| Production | Mónica Gorbea | Associate Producer |
| Production | Gustavo Montaudón | Executive Producer |
| Production | Luis Arrieta | Producer |
| Production | Javier Salgado | Executive Producer |
| Production | David Schmitter | Associate Producer |
| Production | Javier Colinas | Producer |
| Production | Carlos J. Terroba Wolff | Executive Producer |
| Crew | Marcia Valverde | Cinematography |
| Directing | Javier Colinas | Director |
| Writing | Adriana Pelusi | Screenplay |
| Writing | Miguel García Moreno | Screenplay |