However, there is no publicly available information about the cast for this film. It's possible that:
* The film was a smaller production with a limited cast.
* Information about the cast wasn't widely publicized.
* Details about the film are not easily found online.
To find the actors and actresses who appeared in Duro y directo, you might try:
* Searching for the film on specialized movie databases: Websites like IMDb, Letterboxd, or Filmaffinity may have more information, even if it's limited.
* Looking for information on Alberto Marini's filmography: His official website or pages on those databases might list cast members for his films.
* Contacting film archives or organizations in Spain: These may have access to more detailed film information.
Let me know if you have any other questions or information about the film.