1. The director and screenwriter of the film was originally determined by Paul Chatter, the director and screenwriter who has directed films such as "Conquer America". Paul also wrote the first draft for the film, but when the studio decided to use 3D technology to complete the film, Paul worried that it would make the film look more like a theme park tour than an action adventure, so he abandoned the project.
2. After the film was determined to be completed with 3D technology, the script was rewritten drastically in order to match the 3D format.
3. The camera used in the film is the same as that used by director James Cameron to shoot the new film " Avatar ".
4. The first trailer of the film was released during the 2008 Children's Choice Awards, and it will meet the audience with "The Nightmare Before Christmas" and " Beowulf " which are currently being screened in theaters .
5. The heroine Anita Bream practiced repeatedly before shooting a more dangerous drowning scene. In the real shooting, when Brandon Fletcher showed fear in a dangerous situation And when panicking—note, this is a performance—the lifeguards on standby "save" her, and the director who finally grasped the highlights had to remake the scene.
6. "Journey to the Center of the Earth 3D" is a film with teenagers and children as the main audience. It is a summer film suitable for families to watch together, but the American Film Association's rating is PG.
