This is a Spanish show. It has a US adaptation as well which was cancelled after 1 season.
There are 3 seasons and it is amazing.
Source
Netflix retained its American title (Grand Hotel) but originally its called Gran Hotel.
This guy from money heist is in it.
There are 3 seasons and it is amazing.
Grand Hotel | Netflix
To learn the truth about his sister's mysterious disappearance, a young man infiltrates a hotel in the guise of a footman and begins an investigation.
www.netflix.com
Source
Netflix retained its American title (Grand Hotel) but originally its called Gran Hotel.
This guy from money heist is in it.