Aliens from Outer Space are slowly switching places with real humans — one of the first being a young man about to get married. Slowly, his new wife realizes something…

Military investigator Colonel Edwards is assigned a case involving Major Cargill, a Korean War POW who is accused of treason. Although Cargill admits his guilt and Edwards’ superiors are impatiently…

On the eve of their return to the states, the crew of the U.S.S. Blake is unpleasantly surprised when their new captain, Lt. Commander Hale, announces that they’ve been reassigned…