![]() | Archaeologists investigating some Mayan ruins come across a blob-like monster. They manage to destroy it with fire, but keep a sample. Meanwhile, a comet is due to pass close to the Earth - the same comet passed near the Earth at the time the Mayan civilization mysteriously collapsed. Coincidence? |
John Merivale | - | Prof. John Fielding |
Didi Sullivan | - | Ellen Fielding |
Gérard Herter | - | Max Gunther |
Giacomo Rossi Stuart | - | Prof. Rodríguez's Assistant |
Vittorio André | - | Prof. Rodríguez |
Daniele Vargas | - | Bob |
Arturo Dominici | - | Nieto |
Nerio Bernardi | - | Police Inspector |