Derk Cheetwood

A mysterious man arrives at the offices of an FBI agent and recounts his childhood: how his religious fanatic father received visions telling him to destroy people who were in fact "demons."

A German submarine is boarded by disguised American submariners trying to capture their Enigma cipher machine.

Lt. John Barton is sent on a special mission to deliver a special vaccine to a distant mining colony. He is infuriated to find Lee, a stowaway aboard his spacecraft. Barton has only enough fuel to carry himself and his precious ca...