Frédéric Andréi:
When in Paris, Betty briefly goes to the rail tracks and Jules, the postman played by Frédéric Andréi in Diva, also directed by Jean-Jacques Beineix, can be seen walking past her.
The yellow jacket worn by lead Jean-Hugues Anglade was discovered in a Parisian flea market by the film's costume designer Elisabeth Tavernier who purchased it for less than $5.
After 30 minutes Betty throws Zorg's boss from the porch. She wears only a shirt, her bottom part is clearly nude. She goes inside and starts throwing things out of the window. Then she wears a slip
What are the differences between the Theatrical Version and the Director's Cut?
A
The Theatrical Version had to be cut because the movie was too long. Fifteen years later, director Jean-Jacques Beineix made his "version integrale", the Director's Cut. Now it isn't only easier to understand Betty's inner conflict, funny scenes have been added, too. Due to continuity reasons some scenes have had to be removed though. Others were arranged differently. A detailed comparison between both versions with pictures can be found here.