FIRST MAN INTO SPACE 1959 & THE ATOMIC SUBMARINE 1959 Scary Science Fiction DOUBLE FEATURE

FIRST MAN INTO SPACE 1959 - The first pilot to leave Earth's atmosphere lands and then disappears from public view, but something with a craving for blood prowls the countryside.
THE ATOMIC SUBMARINE 1959 - Ships mysteriously disappear on route across the Arctic Sea, and an atomic submarine is sent to investigate. They find a dangerous alien life form.