A wealthy psychiatrist (George Hamilton) murders the husband of his mistress to protect his own reputation.
An industrial but pre-warp planet's dangerous polaron technology seems to be the cause of a planet-wide wipeout discovered by the Voyager crew -- or did the visitors actually cause the problem in the near past?
Betty goes under hypnosis so she can remember the events that led up to a car accident that killed her friend and caused her to lose her memory-and realizes it was no accident.
When a Russian space probe crashes in Wyoming, Steve and Oscar arrive on the scene and must stop the device from destroying a nearby town. Beverly Garland guest stars.
When it is revealed that someone inside the OSI has leaked top-secret documents, Steve sets out to determine whether a friend of his is guilty of being a traitor. Louis Gossett Jr. guest stars.
