All Seasons

Season 1

  • S01E01 Man of Tomorrow

    • September 23, 2006
    • The CW

    It is the 31st century. A group of super heroes called the Legion of Super Heroes travel back in time to recruit earth's greatest super hero, Superman, to help fight the evil of their time. While their intentions were good, good intentions don't always produce good results. Instead of bringing back Superman, they retrieve a young Clark Kent from his farm in Smallville to the future.

  • S01E02 Timber Wolf

    • September 30, 2006
    • The CW

    A scientist asks the Legion to help him capture what he claims is a dangerous creature, but both the creature and the scientist have a dark secret.

  • S01E03 Legacy

    • October 7, 2006
    • The CW

    Superman makes a new friend, Alexis, but his new chum soon becomes obsessive about having Superman as her only friend and not sharing him with anyone else...including the Legion.

  • S01E04 Phantoms

    • November 4, 2006
    • The CW

    Superman accidentally opens a portal to a phantom dimension, unleashing a teenager with powers that match his own who eventually traps the other Legionnaires there.

  • S01E05 Champions

    • November 11, 2006
    • The CW

    Lightning Lad enters the Intergalactic Games and must compete against his greatest rival.

  • S01E06 Fear Factory

    • November 18, 2006
    • The CW

    A Legion team is forced to take refuge in a derelict space station but are separated and begin disappearing one by one.

  • S01E07 Child's Play

    • February 24, 2007
    • The CW

    When a young sorcerer comes to Earth and wreaks havoc, particularly on a magic-vulnerable Superman, Phantom Girl must try to convince his elders to reign him in.

  • S01E08 Lightning Storm

    • February 10, 2007
    • The CW

    Lightning Lad resigns from the Legion to join a new team, but soon finds himself caught in a conflict of interest when the two teams end up opposing each other.

  • S01E09 Brain Drain

    • February 3, 2007
    • The CW

    Brainiac 5 is forced to get ahead to lead two of his teammates to a planet where the only cure for his faltering IQ can be found.

  • S01E10 The Substitutes

    • February 17, 2007
    • The CW

    When the Legion are tied up fighting a horde of creatures consuming the Earth's ionosphere, the rejects from the yearly Legion Auditions are the only ones standing between Earth and total destruction.

  • S01E11 Chain of Command

    • March 3, 2007
    • The CW

    At a moment of crisis, Cosmic Boy returns to lead the Legion, accompanied by a mysterious new hero.

  • S01E12 Sundown (1)

    • April 28, 2007
    • The CW

    The ancient organic weapon known as the Sun-Eater has been unleashed, and it lives up to its name. It heads toward Earth's sun and not even the Legion can stop it.

  • S01E13 Sundown (2)

    • May 5, 2007
    • The CW

    The Legion must turn to help from their greatest foes when they are unable to stop the Sun-Eater themselves. Meanwhile, Superman confronts the Sun-Eater's controller but even he may be powerless before the alien.

Season 2

  • S02E01 Man from the Edge of Tomorrow (1)

    • September 22, 2007
    • The CW

    A 41st century Superman clone, Kell-El, travels to the Legion's time and needs the group's help against the intergalactic menace of Imperiex.

  • S02E02 Man from the Edge of Tomorrow (2)

    • September 29, 2007
    • The CW

    Imperiex begins his conquest of the 31st century by freeing the Legion's greatest enemies from prison. The team must look to Superman in the 21st century for help, and Superman comes to the future only to meet his 41st century clone, Kell-El.

  • S02E03 Cry Wolf

    • October 6, 2007
    • The CW

    When it appears that Timber Wolf viciously attacked his own father, the Legon try to bring him in... while Chameleon Boy and Phantom Girl work to clear his name.

  • S02E04 Chained Lightning

    • October 13, 2007
    • The CW

    The Legion faces off against Imperiex and his new ally Lightning Lord.

  • S02E05 The Karate Kid

    • October 27, 2007
    • The CW

    When only one applicant makes it through the Legion testing, Superman decides to recruit a new member: the non-powered master of martial arts, Karate Kid.

  • S02E06 Who am I?

    • November 3, 2007
    • The CW

    Chameleon Boy infiltrates Imperiex's ranks as Persuader. But something goes horribly wrong.

  • S02E07 Unnatural Alliances

    • November 17, 2007
    • The CW

    A time-traveling bounty hunter from the future sets his sights on a small boy. The Legion goes up against him and discovers an unlikely ally.

  • S02E08 Message in a Bottle

    • December 1, 2007
    • The CW

    On a mission to the last surviving outpost of Krypton, Superman learns how Brainiac 5's ancestor was the one who participated in the destruction of his homeworld.

  • S02E09 In the Beginning

    • March 8, 2008
    • The CW

    While on a mission to rescue the Legion¹s benefactor, R.J. Brande, the heroes find themselves reminiscing about how the Legion was first created by Brande and its founding members: Cosmic Boy, Lightning Lad, and Saturn Girl.

  • S02E10 Trials

    • March 15, 2008
    • The CW

    The Legion's old nemesis Zyx comes to them from aid when the evil sorcerer Mordru takes over his homeworld of Zarok.

  • S02E11 In Your Dreams

    • March 22, 2008
    • The CW

    The Legion battle the Dark Circle with the aid of Dream Girl, who can predict the enemy's every move before they make it. But when the Dark Circle realize how the Legion is defeating them, they abduct Dream Girl and put her abilities to use themselves.

  • S02E12 Dark Victory (1)

    • March 29, 2008
    • The CW

    The Legion must face Imperiex in final battle... while a traitor lurks in their midst.

  • S02E13 Dark Victory (2)

    • April 5, 2008
    • The CW

    After eliminating Imperiex, Brainiac 5 takes over his army and plans to conquer the universe. With Superman presumed dead, the other Legionnaires must stop him before it is too late.

  • SPECIAL 0x1 We Are Legion

    Creators of the show discuss Legion Of Super-Heroes