We meet a bully of a security guard (Michael Kelly) who wants to keep the mall to himself, and by the end of the film we find out why, in strange sort of way. (scifimoviepage.com)
The model I came up with in 1964 is just the invention of a rather strange sort of medium that looks the same in all directions and produces a kind of refraction that is a little bit more complicated than that of light in glass or water. (newscientist.com)