The episode followsCaptain Kirk as he engages in a strategic cat-and-mouse gamewith aclever Romulan Commander (Mark Lenard).

Mark Lenard delivers a captivating performance as the Romulan Commander, who equals Captain Kirk in many ways.

“Balance of Terror” is a classic episode ofStar Trekand a great representative ofTOSat its very best.

Captain Picard, Commander Riker, and Data from Star Trek: The Next Generation

The episode sees theandroid Lt.

Commander Data (Brent Spiner)put on trial for his very right to exist.

Brent Spiner’s Data became one ofTNG’smost beloved characters, and it’s easy to see why.

Sisko, the space station and the wormhole from Deep Space Nine season 7

Here is TNG’s best of the best.

“The Visitor” is a beautifully tragic episode with incredible performances from Avery Brooks and Tony Todd.

It’s a beautifully tragic episode with incredible performances from Avery Brooks and Tony Todd.

Nurse Chapel, Captain Pike, and Number One

Captain Kirk in 1960s Star Trek, Captain Picard as Locutus of Borg in TNG, and Captain Sisko dressed in the 1950s as Benny Russell in DS9

Custom image by Ana Nieves

Captain Kirk in 1960s Star Trek and Joan Collins in Star Trek IN SILHOUETTE (1)