The original Apollo is back aboard the Enterprise and once again wreaks havoc. Is there any reasoning with him? (imdb)

A survivor from a distressed Tellarite vessel pulls Captain Kirk and his crew into a moral quandary over her sovereignty.

This sequel to the TOS episode "Mirror Mirror" picks up the story in the alternate universe immediately after. Spock plans to rebel against the Empire in a quest for peace but first must plot against Kirk to take control of the Enterprise.

Captain Kirk finds himself haunted by guilt from his past as the fate of an alien world hangs in the balance.

After an explosion on the bridge resulting from a failed attempt to isolate the ship's computer from a nano-virus, Kirk and McCoy wake up to find themselves in the middle of one of America's bloodiest conflict.

A troubled creature pierces the Enterprise hull, pitting the crew against a pursuer that threatens to tear them apart.

Kirk has to choose between Spock and a competing female officer for captaincy of another starship, but issues of competence in the role as well as gender issues cause difficulties.

The enterprise becomes trapped on the edge of a rift in space where alternate universes meet and Kirk finds himself having to contend with a ghost from his past and danger in the present.

Kirk struggles with aiding a society whose inhabitants view their isolated world in a very unique way.

To solve the utmost mystery, the Enterprise must return to where Kirk's five-year mission began.

The iconic mission of the U.S.S. Enterprise comes to an end, as Kirk and his crew battle the ultimate adversary.