Original Parts (Digital)
5 grupos, 41 episodios
These are the five original parts released in Spain. Antena 3 released the first season in two parts of 9 and 6 episodes, respectively. For seasons 2 and 3, Netflix acquired the global streaming rights and released them in 3 parts, while the third part included 2 volumes. Note: This order does not include the edited episodes of season 1 that were released internationally by Netflix - look at the other episode groups for this release.
Parts (edited version) (Digital)
5 grupos, 48 episodios
These are the five parts that Netflix released internationally (outside of Spain).
Seasons (edited version) (Digital)
4 grupos, 56 episodios
These are the three seasons that Netflix released internationally (outside of Spain).