The Worst Episodes of Star Trek

At the center of the galaxy, the Enterprise discovers a race of powerful aliens.

Director: Hal Sutherland

Writer: Larry Brody

A race of plant people, and their master, have a plan to force peace onto the galaxy.

Director: Hal Sutherland

Writer: Walter Koenig

The Enterprise crew is joined by a unpredictable alien called Ari bn Bem, an independent observer from the planet Pandro.

Director: Bill Reed

Writer: David Gerrold

Kirk returns to the "shore leave" planet, but it's not as peaceful as it was when they last saw it.

Director: Hal Sutherland

Writer: Chuck Menville

Kirk and Spock are recruited for a heist to recover a stolen relic, which if not recovered could spark an galactic jihad.

Director: Hal Sutherland

Writer: Stephen Kandel

Space con artist Harry Mudd returns, selling a fake love potion.

Director: Hal Sutherland

Writer: Stephen Kandel

While exploring the planet Argo, Kirk and Spock are turned into water breathers.

Director: Hal Sutherland

Writer: Margaret Armen

The computer of the Enterprise gains partial sentience and starts playing practical jokes on the crew.

Director: Bill Reed

Writer: Chuck Menville

The Enterprise runs into a being that once visited Earth and influenced the Mayan culture.

Director: Bill Reed

Writer: David Wise, Russell Bates

Female crew members must take over the Enterprise when the men are incapacitated by a race of sirens.

Director: Hal Sutherland

Writer: Margaret Armen

With Spock stricken down by a fatal disease, the Enterprise must track down the drug that can cure him before it is too late.

Director: Bill Reed

Writer: Howard Weinstein

In orbit around a dead star, the Enterprise comes across a huge starship inhabited by a parasitic life form that threatens the entire ship.

Director: Hal Sutherland

Writer: Samuel A. Peeples

The Enterprise crew begins to shrink after radiation exposure.

Director: Hal Sutherland

Writer: Paul Schneider

The crew of the Enterprise races to find a way to stop a cloud from destroying inhabited planets.

Director: Hal Sutherland

Writer: Marc Daniels

Telepathic aliens put Kirk, Spock and McCoy in a zoo.

Director: Hal Sutherland

Writer: David P. Harmon

The Enterprise finds a long-lost explorer.

Director: Hal Sutherland

Writer: James Schmerer

Dr. McCoy is arrested and held responsible for causing a plague that ravaged the planet Dramia II, where he performed a mass-innoculation 19 years earlier.

Director: Bill Reed

Writer: Dario Finelli

The Enterprise crew must work with Klingons to escape from a pocket universe.

Director: Hal Sutherland

Writer: Joyce Perry

Cyrano Jones introduces tribbles that cannot reproduce.

Director: Hal Sutherland

Writer: David Gerrold

Spock, Sulu, and Uhura discover a time capsule from an ancient and technologically advanced race. However, it draws some unwanted attention.

Director: Hal Sutherland

Writer: Larry Niven

With Commodore Robert April (the first commander of the Enterprise) on board, Kirk pursues a ship plunging into a supernova, and enters a universe where time runs backwards.

Director: Bill Reed

Writer: Fred Bronson

Spock travels back in time to prevent his death as a young Vulcan.

Director: Hal Sutherland

Writer: D.C. Fontana