The seamless transitions between separate scenes in the film were not created using digital effects, but were done practically. For these transitions, the sets were built in such a way that two separate scenes could be filmed in one shot without interruption.
A coroner was on set at all times for the autopsy scene.
The autopsy scene was passed completely uncut by the MPAA.
In the making of the "Mausoleum Trap", prosthetic thread was used on both actors. Louis Ferreira really couldn't speak during filming; however, Kevin Rushton could actually see.