A huge burrowing machine tunnels out of control at ferocious speed, cutting clean through to the center of the earth, to the twilight world of pellucidar. Once there, Dr. Perry and David Innes are threatened by half human creatures, lizard-like birds, and man-eating plants.
John Dark | Producer |
Kevin Connor | Director |
Max Rosenberg | Producer |
Milton Subotsky | Screenplay |
Harry N. Blum | Executive Producer |
Maurice Carter | Production Design |
Bert Davey | Art Direction |
Ian Wingrove | Special Effects |
Charles Staffell | Visual Effects |
John Ireland | Editor |