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.

• DirectorKevin Connor
• Release1 July 1976
• Genre
  Adventure / Fantasy
• Duration1h 30m
• Budget$750,000
• Revenue$3,200,000
• Rate
  

  5.0
  160 reviews
• Productions

  American International Pictures, Amicus Productions