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Season guide

The New Adventures of Superman: Season 3

16 episodes Premiered Sep 14, 1968 Updated Oct 7, 2026
Previously on The New Adventures of Superman

Season 3 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of The New Adventures of Superman Season 2.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 3 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 3 Progress Shield

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Binge Efficiency Engine

Season 3: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

31%
69%
Mytharc (5): Crucial lore & season climaxes
Core (11): Character development & subplots
Side Quest (0): Standalone / filler
S3·E1 Mytharc

Luthor's Lethal Laser (1)

Sep 14, 1968 · 7 min

Lois and Jimmy are trapped in a rocket by Lex Luthor. They are sent to the moon where Lex Luthor has constructed a secret base. Lex aims an enormous laser at Earth and threatens th

S3·E2 Mytharc

Luthor's Lethal Laser (2)

Sep 14, 1968 · 7 min

Superman heads to the moon to stop Luthor's plan to take over the world. He rescues Lois and Jimmy, but Luthor reveals that he is working with Brainiac. The two supervillians try t

S3·E3 Core

Can a Luthor Change His Spots? (1)

Sep 21, 1968 · 7 min

When Lex Luthor turns up at the Daily Planet, he claims to be reformed. He is made science editor by Perry White. Jimmy sneaks into Luthor's laboratory in the Daily Planet and disc

S3·E4 Core

Can a Luthor Change His Spots? (2)

Sep 21, 1968 · 7 min

As Luthor appears to be robbing the bank vault, Superman arrives to stop him. He rescues Perry White, but leaves when Luthor claims he was only involved as part of a demonstration.

S3·E5 Core

The Team of Terror (1)

Sep 28, 1968 · 7 min

An evil alien named Satana arrives on Earth from the planet Quanta. She attempts to steal energy from a nuclear power planet in order to use it to attack her home planet. Superman

S3·E6 Core

The Team of Terror (2)

Sep 28, 1968 · 7 min

The Warlock and Satana decide to trap Superman by capturing Lois and Jimmy. When Superman arrives to rescue them, the Warlock attacks Superman with Kryptonite rays. Superman, howev

S3·E7 Core

Rain of Iron (1)

Oct 5, 1968 · 7 min

Lois meets a man named Vamore who is known to be a friend of the escaped criminal Professor Dujy. As Lois follows Vamore to a remote island, Superman must protect Metropolis from a

S3·E8 Core

Rain of Iron (2)

Oct 5, 1968 · 7 min

Superman tracks the iron spheres to their source. They come from space, but are being bounced off an asteroid from a remote island in the Pacific. Professor Dujy and Vamore live on

S3·E9 Mytharc

The Mysterious Mr. Mist (1)

Oct 12, 1968 · 7 min

Clark Kent and Lois Lane head to Perry White's farm for a picnic. Unfortunately, a strange mist follows them to the farm. The mist is capable of transforming itself into a person w

S3·E10 Core

The Mysterious Mr. Mist (2)

Oct 12, 1968 · 7 min

Superman saves Lois from the mysterious must. Unfortunately, it follows Lois back to Metropolis and tries to kidnap her. It wants Lois to be the queen of an underground kingdom. Ev

S3·E11 Core

Luminians on the Loose (1)

Oct 19, 1968 · 7 min

Lex Luthor transports to Earth two aliens that are made of pure light. They are called Luminians and have the capacity to destroy anything they touch. Luthor wants them to destroy

S3·E12 Core

Luminians on the Loose (2)

Oct 19, 1968 · 7 min

When the Luminians discover that they cannot injure Superman, they decide to turn against Lex Luthor. Superman saves Luthor and the two work together in trying to send the Luminian

S3·E13 Core

The Ghost of Kilbane Castle (1)

Oct 26, 1968 · 7 min

Clark Kent, Lois Lane, and Jimmy Olsen are in Scotland. As Clark heads off to sleep at a local inn, Lois and Jimmy head to the mysterious Kilbane Castle. There two twins try to sca

S3·E14 Core

The Ghost of Kilbane Castle (2)

Oct 26, 1968 · 7 min

The ghost of Kilbane Castle awakens and soon terrorizes Lois and Jimmy. The ghost is upset that another clan has taken over his castle. Superman arrives and rescues Lois and Jimmy.

S3·E15 Mytharc

The Japanese Sandman (1)

Nov 2, 1968 · 7 min

Clark and Jimmy are in Japan covering a story about how a powerful industrialist is the victim of sabotage. The saboteur calls forth a mysterious Japanese Sandman that has the powe

S3·E16 Mytharc

The Japanese Sandman (2)

Nov 2, 1968 · 7 min

Superman must stop the Sandman and deal with a saboteur before they can cause any more damage. When they finally meet, Superman fights off the Sandman's powerful sleeping sand and

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