 Halmi was willing to spend $80 million on the film, despite the performance of his previous fantasy miniseries, "The Tenth Kingdom".ABC had so much confidence in the miniseries that they began shooting episodes of the spin-off television series before the miniseries had aired.More than 75% of the scenes in the miniseries required visual effects, many of which required interaction between the live-action human actors and the animatronic or computer-animated dinosaurs.