Movie tidbits of labyrinths with different dimensions

The shooting cycle of the film is 16 days, and the post-production takes more than two years, with the participation of ten editors. It took two months to edit the 3-minute subtitle segment at the end of the film.

The sound production of this film lasted for three months, with the bass band as the timbre, and the sound materials of nearly 200 tracks were selected for sound synchronization, counterpoint and separation.

The film was shot with a 5D2 camera and Zeiss focal plane. No auxiliary photographic equipment is used except underwater photography.

There are about 300 shots involved in the production of two-dimensional and three-dimensional special effects.

The theme song Paradise Lost is selected from Milton's masterpiece of the same name. La Cumparsita, which appears many times in the film, is known as the popular world of tango. It was published in 19 17 by Gerardo Matos Rodriguez, a 7-year-old architecture student in Montevideo, Uruguay.

The original director's cut version has 130 minutes, which is 30 minutes more than the release version.

At the premiere in California, some American viewers missed the five-minute ending after the credits because of no warning in advance.

The examination and approval of this film lasted for one year. With the director's efforts, the General Administration of Film finally agreed not to cut a shot of the whole film.

Beauty, the heroine, is the only character in the film who appears in five parallel universes. Actor Zhan will perform five different types of women in five time and space.