The BEST episodes of Star Trek: The Animated Series season 1

Every episode of Star Trek: The Animated Series season 1, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Star Trek: The Animated Series season 1!

This is the further adventures of the Star Trek series in a half-hour animated form. This show basically continues the adventures of the original series (presumably in the fourth year of the five-year mission), but takes advantage of the unlimited special effects provided by animation to introduce more alien crewmen (the felinoid M'Ress and the tripedal Arex) as well as introduce more elaborate adventures like an underwater adventure, the miniaturization of the crew to 1 cm., and the appearance of a giant fire-breathing two-headed dragon. The show is currently not considered "canon" by Paramount and the folks associated with the various subsequent TV shows. However, elements of the animated series have been used in subsequent shows (Sarek refers to the events of "Yesteryear" in TNG's "Reunification Pt. 1") and the Enterprise-D's holodeck seems to have been in part inspired by the holodeck we see in "Practical Joker". Also, writers such as Peter David have used some elements from t

Last Updated: 9/11/2024Network: NBCStatus: Ended
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Yesteryear
star
7.53
491 votes

#1 - Yesteryear

Season 1 - Episode 2 - Aired 9/15/1973

While on an away mission in the Guardian of Forever, Spock is erased from the timeline.

Directors: Hal Sutherland
Writer: D.C. Fontana
Watch Now:Amazon
More Tribbles, More Troubles
star
7.34
349 votes

#2 - More Tribbles, More Troubles

Season 1 - Episode 5 - Aired 10/6/1973

The U.S.S. Enterprise again crosses paths with Cyrano Jones, who this time has tribbles that do not breed but instead grow to an enormous size. The tribbles are back and are causing problems for the Klingons.

Directors: Hal Sutherland
Watch Now:Amazon
The Eye of the Beholder
star
7.20
186 votes

#3 - The Eye of the Beholder

Season 1 - Episode 15 - Aired 1/5/1974

Beaming down to a planet to search for the crew of the missing ship Ariel, the U.S.S. Enterprise crew is captured by a race of super-intelligent slug creatures and become part of a zoo collection. They find the missing crew also trapped as prisoners in the alien zoo. Now they must somehow establish communications with their evolved slug-like captors who think of them as primitive animals.

Directors: Hal Sutherland
Watch Now:Amazon
One of Our Planets is Missing
star
7.08
342 votes

#4 - One of Our Planets is Missing

Season 1 - Episode 3 - Aired 9/22/1973

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

Directors: Hal Sutherland
Writer: Marc Daniels
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The Lorelei Signal
star
7.00
410 votes

#5 - The Lorelei Signal

Season 1 - Episode 4 - Aired 9/29/1973

Investigating a sector of space where starships have disappeared every 27 years, the U.S.S. Enterprise male crew are attracted by a mysterious signal. Kirk beams down with a landing party and encounters a race of beautiful women who survive by drawing the energy from the male members of the ships that they have lured to their planet.

Directors: Hal Sutherland
Watch Now:Amazon
The Time Trap
star
6.98
220 votes

#6 - The Time Trap

Season 1 - Episode 12 - Aired 11/24/1973

The U.S.S.Enterprise is sent on a mission to explore a "Bermuda Triangle of Space," only to find itself and a Klingon battlecruiser trapped in a time warp after being caught in an ion storm. The two ships must cooperate before their only exit back to real space closes for good. This Delta Triangle is inhabited by other lost ships, many centuries old.

Directors: Hal Sutherland
Writer: Joyce Perry
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The Terratin Incident
star
6.97
279 votes

#7 - The Terratin Incident

Season 1 - Episode 11 - Aired 11/17/1973

While exploring a burnt-out supernova, the U.S.S. Enterprise responds to an old-style distress signal containing the word "Terratin," and follow it to its source: an uninhabited planet about to shatter from internal stress. However, a mysterious beam strikes the ship and the crew begins to shrink... and shrink... On the planet, Kirk finds a miniature city called Terratin and soon discovers that it is a lost Earth colony that has mutated because of the supernova's radiation.

Directors: Hal Sutherland
Watch Now:Amazon
Beyond the Farthest Star
star
6.94
582 votes

#8 - Beyond the Farthest Star

Season 1 - Episode 1 - Aired 9/8/1973

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

Directors: Hal Sutherland
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Mudd's Passion
star
6.87
272 votes

#9 - Mudd's Passion

Season 1 - Episode 10 - Aired 11/10/1973

Harry Fenton Mudd is once again apprehended and incarcerated by the U.S.S. Enterprise crew, after trying to sell love crystals. He claims the love potion can cause any male and female to fall in love. He inadvertently releases it into the Enterprise's ventilation system and they discover that his claims are true. Mudd abducts Nurse Chapel and briefly escapes to a rocky planet in a stolen Enterprise Heavy shuttlecraft, but he is recaptured and sentenced to an indefinite period in rehabilitation therapy for violations of the Federation pharmaceutical code, including fraud, illegal drug manufacturing, swindling, and transport of a dangerous life-form (a Rigellian hypnoid).

Directors: Hal Sutherland
Watch Now:Amazon
The Ambergris Element
star
6.65
243 votes

#10 - The Ambergris Element

Season 1 - Episode 13 - Aired 12/1/1973

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

Directors: Hal Sutherland
Watch Now:Amazon
The Slaver Weapon
star
6.50
220 votes

#11 - The Slaver Weapon

Season 1 - Episode 14 - Aired 12/15/1973

Spock, Sulu, and Uhura are delivering a stasis box from the extinct Slaver race on the shuttlecraft Copernicus. When they detect another box and follow its signal, they soon discover that a Kzinti privateer has set a trap. Capturing the Enterprise crew, they discover their box holds a rare find, a shape-shifting Slaver weapon. Now Spock and the others must keep the Kzinti from returning to their government with the weapon.

Directors: Hal Sutherland
Writer: Larry Niven
Watch Now:Amazon
Once Upon a Planet
star
6.50
335 votes

#12 - Once Upon a Planet

Season 1 - Episode 9 - Aired 11/3/1973

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

Directors: Hal Sutherland
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The Magicks of Megas-Tu
star
6.34
265 votes

#13 - The Magicks of Megas-Tu

Season 1 - Episode 8 - Aired 10/27/1973

The Enterprise travels to the center of the galaxy only to discover themselves sucked into a dimension where the laws of time and space no longer apply, and "magic" functions for those capable of grasping its fundamentals. Stopping at Megas-Tu, a planet where magic and witchcraft are the norm, the crew finds their guide is Lucien, who is Lucifer of Earth mythology.

Directors: Hal Sutherland
Writer: Larry Brody
Watch Now:Amazon
The Infinite Vulcan
star
6.27
319 votes

#14 - The Infinite Vulcan

Season 1 - Episode 7 - Aired 10/20/1973

On the recently-discovered planet Phylos, the U.S.S. Enterprise crew meets Dr. Keniclius, a human scientist who survived Earth's Eugenics Wars and now grown to giant proportions. The Phylosians are a once vast plant-based civilization that has been reduced to a few survivors. Led by Keniclius, the Phylosians abduct Spock so the doctor can make him into a giant clone with the intention of forcing peace on the galaxy.

Directors: Hal Sutherland
Watch Now:Amazon
The Survivor
star
6.25
349 votes

#15 - The Survivor

Season 1 - Episode 6 - Aired 10/13/1973

Patrolling near the Neutral Zone, the U.S.S. Enterprise finds a ship and rescues Carter Winston, a Federation citizen, financier, and philanthropist missing for 5 years. However, Winston turns out to really be a Vendorian, an alien species that can transform its shape at will. He is also allied with the Romulans.

Directors: Hal Sutherland
Watch Now:Amazon
The Jihad
star
6.07
192 votes

#16 - The Jihad

Season 1 - Episode 16 - Aired 1/12/1974

Kirk leads a party to retrieve a religious relic that was stolen; however, he is faced with sabotage from within the group by someone who doesn't want to relic to be found, which will trigger an intergalactic jihad.

Directors: Hal Sutherland
Watch Now:Amazon