Avengers: Earth's Mightiest Heroes!2010 | TV Show

Cast & Crew  |  Episode Guide

Superheroes, including Iron Man, Thor and Captain America, band together to fight evil.

Premiered: October 20, 2010

Rating: TV-Y7

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Season 1, Episode 23 The Ultron Imperative

First Aired: June 5, 2011

Ultron infiltrates the world's computer systems while Ant-Man and Iron Man try to stop him from destroying humankind.

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Ultron-5

Season 1, Episode 22

May 29, 2011

Next Episode

The Hostage Earth

Season 1, Episode 24

June 12, 2011