When five people from around the world are transported onto a spaceship an alien presents them with mysterious capsules that can only be opened by them. The contents of any one capsule holds the potential to destroy the world. The five must decide what to do with them within 27 days. John Mantley based the screenplay on his novel. The German scientist helps Gene Barry and Valerie French discover the truth. When the capsules are released everyone opposed to 'human freedom' dies! Click for other version of poster