Kronos

Scientists investigate a huge meteor that crashes into the ocean off Mexico, and encounter a skyscraper-tall, mobile machine which is designed to syphon energy from earth, including any energy directed at it in an effort to destroy it.

• 
  Kurt Neumann

• 
  Jeff Morrow
  Dr. Leslie Gaskell
• 
  Barbara Lawrence
  Vera Hunter
• 
  George O'Hanlon
  Dr. Arnold Culver
• 
  John Emery
  Dr. Hubbell Eliot
• 
  Morris Ankrum
  Dr. Albert Stern
• 
  Kenneth Alton
  McCrary - The Pickup Driver
• 
  Jose Gonzales-Gonzales
  Manuel Ramirez
• 
  Robert Forrest
  KGTK-TV Newscaster
• 
  Baxter Ward
  Second Newscaster
• 
  John Halloran
  Lab Central Security Guard
• 
  Marjorie Stapp
  Nurse
• 
  John Parrish
  Gen. Perry
• 
  Don Eitner
  Air Force Meteorology Sergeant
• 
  Ron Kennedy
  Air Force Control Tower Sergeant
• 
  Gordon Mills
  Sergeant
• 
  Rosa Turich
  Manuel's Wife
• 
  Robert Shayne
  Air Force General
• 
  Richard Harrison
  Pilot