Beyond the Time Barrier

In 1960, a pilot testing an experimental rocket powered aircraft accidentally flies into the future and finds himself in a sealed city whose people suspect he is a spy from outside their walls, but who want to keep him to procreate with the ruler's daughter because the majority of the inhabitants are sterile.

• future
• time warp
• deaf-mute
• time travel
• u.s. air force
• attempt to escape
• sterility
• romance
• held captive
• revolt
• test pilot
• air force pilot
• test flight
• segregation
• mutants
• plague survivors
• underground city
• mental telepathy
• cosmic rays
• dying civilization
• grandfather granddaughter relationship
• caged humans
• soviet agent
• high-altitude flight
• rocket plane