Mystery Tales #15

In "Shhhh!" from Mystery Tales #15 (1953), a scientist's escape from an asylum sets off a chain of events when agents of a foreign power mistake him for a target. Taken captive, the man they've seized unleashes a terrifying secret that transforms his captors into apes.

In "The Vampire's Coffin!" from Mystery Tales #15 (1953), a cursed coffin arrives aboard a ship under the command of a merciless captain, setting off a chain of dread as the crew's desperation reaches a breaking point. When mutiny erupts, the sailors take brutal revenge—driving a stake through the captain’s heart and sealing him within the coffin.

In "The Man in the Tank!" from Mystery Tales #15 (1953), a desperate killer takes refuge inside a water tank, relying on the train’s routine to keep him hidden. When the train stops for water and the tank drains to halfway, his precarious hold on the lid begins to fail—trapped between the rising water and the shrinking chance of escape.