L'opera Imaginaire

For the little ones I found this: L'Opéra Imaginaire, I'm pointing it out to you.

http://wn.com/Opera_Imaginaire

Regarding the film, I found these references on Wikipedia:

http://it.wikipedia.org/wiki/L'Op%C3%A9ra_Imaginaire

http://www.imdb.it/title/tt0325932/

and the French version is more precise:

http://fr.wikipedia....A9ra_imaginaire