The Avengers: Earth’s Mightiest Heroes

The Avengers: Earth’s Mightiest Heroes (2010 – 2012)

2010 • 2 seasons • Action & Adventure, Animation • TV-Y7

▲ +5446 #11187

On August 11, 2026

2547th by attention TV show online

7,061.3 Attention Score

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Episode 12 — Gamma World (1)

Season 1 • The Avengers: Earth’s Mightiest Heroes

Released: 2010-11-26 • Action & Adventure/Animation/Sci-Fi & Fantasy/Family

55%

User score

When the Leader creates a bubble of gamma radiation emanating from the Cube that mutates any human it touches, the Avengers team up with Doc Sampson to stop him. Meanwhile, Hawkeye infiltrates a Hydra base in order to capture Black Widow.

Where to Stream Episode 12

Season 1 · Episode 12 · Streaming in USA

JustWatch

AMC+ Amazon Channel

Episodes

Episode 1
Breakout (1)
2010-10-20

Episode 2
Breakout (2)
2010-10-20

Episode 3
Iron Man Is Born
2010-10-24

Episode 4
Thor the Mighty
2010-10-24

Episode 5
Hulk Versus the World
2010-10-24

Episode 6
Meet Captain America
2010-10-24

Episode 7
The Man in the Ant Hill
2010-10-24

Episode 8
Some Assembly Required
2010-10-27

Episode 9
Living Legend
2010-11-03

Episode 10
Everything Is Wonderful
2010-11-10

Episode 11
Panther's Quest
2010-11-17

Episode 12
Gamma World (1)
2010-11-26

Episode 13
Gamma World (2)
2010-11-26

Episode 14
Masters of Evil
2010-12-05

Episode 15
459
2010-12-12

Episode 16
Widow's Sting
2010-12-19

Episode 17
The Man Who Stole Tomorrow
2011-01-09

Episode 18
Come the Conqueror
2011-01-16

Episode 19
The Kang Dynasty
2011-01-23

Episode 20
The Casket of Ancient Winters
2011-05-15

Episode 21
Hail Hydra!
2011-05-22

Episode 22
Ultron-5
2011-05-29

Episode 23
The Ultron Imperative
2011-06-05

Episode 24
This Hostage Earth
2011-06-12

Episode 25
The Fall of Asgard
2011-06-19

Episode 26
A Day Unlike Any Other
2011-06-26

Information

Episode air date	26.11.2010
Episode runtime	26 min
Episode rating	5.50
Genres	Action & Adventure / Animation / Sci-Fi & Fantasy / Family
TMDB series rating	8.2
IMDb series rating	8.3
Series status	Canceled
Age rating	7+
Country	US

Trailer

Additional videos

The Avengers: Earth's Mightiest Heroes! - The Mightiest Heroes Unite! - Disney XD Official

The Avengers: Earth's Mightiest Heroes! - The Mightiest Heroes Unite! - Disney XD Official

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The Avengers: Earth's Mightiest Heroes! - Brand New Wednesday Night

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The Avengers: Earth's Mightiest Heroes! - Trailer - Coming Fall 2010

The Avengers: Earth's Mightiest Heroes! - Trailer - Coming Fall 2010

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Cast

Eric Loomis
Iron Man (voice)

Brian Bloom
Captain America (voice)

Rick D. Wasserman

Rick D. Wasserman
Thor (voice)

Colleen O'Shaughnessey

Colleen O'Shaughnessey
Wasp (voice)

Chris Cox
Hawkeye (voice)

Fred Tatasciore

Fred Tatasciore
Hulk (voice)

Wally Wingert
Hank Pym (voice)

Alex Désert
Nick Fury (voice)

Gabriel Mann
Bruce Banner (voice)

Jennifer Hale
Ms. Marvel (voice)

Peter Jessop
Vision (voice)

Jonathan Adams
Kang the Conqueror (voice)

James C. Mathis III

James C. Mathis III
Black Panther (voice)

Vanessa Marshall

Vanessa Marshall
Black Widow (voice)

Roger Craig Smith

Roger Craig Smith
Captain Marvel (voice)

Kari Wührer
Maria Hill (voice)

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