You'll believe eight reindeer can fly in this dazzling family holiday extravaganza from "Superman" producer Alexander Salkind. A runaway elf (Dudley Moore) has fallen into the clutches of an evil businessman (John Lithgow), leading Santa (David Huddleston) and two young helpers on an extraordinary adventure to save Christmas. Ho, Ho, Ho, and away we go! With Burgess Meredith, Judy Cornwell. 109 min. Widescreen (Enhanced); Soundtrack: English. Two-disc set. Region Free