Underjordens hemlighet
- Gads: 1991
- Valsts: Sweden
- Žanrs: Family, Comedy, Drama
- Studija: Sandrews, FilmTeknik, Cinetofon, Svenska Filminstitutet, SVT
- Atslēgvārds: hospital setting
- Direktors: Clas Lindberg
- Lomās: Max Vitali, Oliver Loftéen, Gösta Ekman, Kristina Törnqvist, Gunnel Fred, Hans Wigren
