World Without End Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. Four astronauts returning from man's first mission to Mars enter a time warp and crash on a 26th Century Earth devastated by atomic war. At first unaware where they are but finding the atmosphere safe to breathe they start exploring and find themselves in a divided future where disfigured mutants living like cavemen inhabit the surface while the normals live comfortably below the surface but are dying as a race from lack of natural water air and sunlight. Find out the following actor, actress, character names, and other movie-related words hidden in this word search puzzle based on this movie.. This includes identifying and searching for words that are related to : Rod Taylor, John Close, Mimi Gibson, Herb Vigran, Don Kennedy, Nancy Gates, John Bleifer, David Alpert, Nancy Howard, Booth Colman, Nelson Leigh, Lisa Montell, Hugh Marlowe, Michael Garth, Everett Glass .