| The Secret of an Old Attic | |
| Director: | Vladimir Tadej |
| Starring: | Špiro Guberina, Boris Dvornik, Mia Oremović, Jan Kanyza, Miloš Kopecky, Petar Jelaska, Edo Peročević, Mario Mirković, Jiri Guriča, Nina Petrović |
| Music: | Arsen Dedić |
| Studio: | Croatia Film / Filmové Studio Gottwaldov |
| Country: | Croatia (then SFR Yugoslavia) |
| Language: | Croatian (during the most parts of the film), and Czech (in some small parts of the film) |
The Secret of an Old Attic (Tajna starog tavana) is a Croatian children's film directed by Vladimir Tadej. It was released in 1984.