Crack in the World

"How many men have the opportunity to turn the page of history? Newton, Pasteur, Einstein..."

"Suppose the Macedo trench splits open under the ocean? A crack a thousand miles long, bringing superheated magma in contact with the ocean... Earthquakes, tidal waves, mass destruction on a apocalyptic scale!"

"Thank God it's Only a Motion Picture!"

"Science miscalculates... underground Atom Bomb explodes earth's core... and the world totters on the brink of destruction!"

"Today's terrifying look into what might happen tomorrow!"

"The Day the Earth Split in Two!!"

"Dana Andrews — Dr. Stephen Sorenson"

"Janette Scott — Dr. Maggie Sorenson"

"Kieron Moore — Dr. Ted Rampion"

"Alexander Knox — Sir Charles Eggerston"