A forestry worker disappears one night during an encounter with a flying saucer. Authorities treat with skepticism the outrageous story related by the only witnesses to the event, and believe they ...

Astronomers discover a comet that they believe will crash into Phoenix, Arizona. They attempt to warn officials, but without 100% certainty, the governor of Arizona is reticent to cause a panic.

Special effects key this movie about a comet on a collision course with Phoenix. Richard Crenna, Elizabeth Ashley, David Dukes. Jennifer: Joanna Miles. Paul: Lloyd Bochner. Stan: Merlin Olsen.