Season 1 of Attack on Titan is currently available in United States across 6 streaming offer(s).

Attack on Titan – Season 1 (2013)

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TMDB8.3
25 episodes
24m

Attack on Titan - Season 1: A Study in Existential SurvivalAttack on Titan - Season 1 establishes a claustrophobic setting where the remains of human civilization are confined within three massive stone walls: Wall...

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Synopsis

Attack on Titan – Season 1: A Study in Existential Survival

Attack on Titan – Season 1 establishes a claustrophobic setting where the remains of human civilization are confined within three massive stone walls: Wall Maria, Wall Rose, and Wall Sina. This defensive perimeter has protected humanity for over a century from the Titans, a race of giant humanoid creatures that consume humans without apparent biological necessity. The fragile peace ends when a 60-meter Colossal Titan and an Armored Titan breach the outermost gate of Shiganshina District, leading to a catastrophic loss of territory and the displacement of thousands of survivors into the inner territories.

The narrative focuses on Eren Yeager, his adoptive sister Mikasa Ackerman, and their strategist friend Armin Arlert. Following the death of his mother during the initial breach, Eren Yeager enlists in the 104th Cadet Corps with the intent of joining the Survey Corps, a military branch dedicated to reclaiming territory and investigating Titan origins. The season details their rigorous military training, the subsequent defense of the Trost District, and a high-stakes expedition into the exterior lands to uncover the secrets hidden within the Yeager family basement.

Why You Should Watch Attack on Titan – Season 1

The Logistics of High-Altitude Combat

One of the primary technical distinctions of Attack on Titan – Season 1 is the implementation of Omni-Directional Mobility Gear (ODM gear). This fictional technology utilizes gas-powered wire hooks and replaceable steel blades to allow soldiers to navigate three-dimensional urban and forest environments. The animation by Wit Studio, supervised by Tetsuro Araki, emphasizes the physical strain and mechanical limitations of this equipment. Soldiers must constantly monitor gas levels and blade sharpness, which adds a layer of logistical realism to the combat sequences.

The combat choreography focuses on the biological weakness of the Titans: the nape of the neck. This specific anatomical vulnerability necessitates high-risk, close-quarters maneuvers that often result in significant casualties. The series portrays these encounters not as heroic feats, but as desperate, calculated gambles. The tactical variations between the Garrison, who handle wall defense, and the Survey Corps, who engage in scouting formations, provide a grounded look at how a military must adapt to a physically superior predator.

Structural World-Building and Social Stratification

The geography of the walls serves as a literal representation of social class within the series. Wall Maria, the outermost ring, houses the agrarian and working-class populations, while Wall Sina protects the monarchy and the wealthy elite. The loss of Wall Maria in the first episode triggers a food shortage and an internal refugee crisis, highlighting the fragility of the social contract. The military itself is divided into factions with conflicting interests, from the corrupt Military Police to the pragmatic and often sacrificial Survey Corps led by Erwin Smith.

This societal structure is reinforced by the mystery of the Titans themselves. The lack of knowledge regarding their reproduction, origins, or intelligence creates a pervasive sense of dread. The introduction of the Female Titan during the second half of the season shifts the conflict from a survival horror scenario to a tactical intelligence war. The realization that Titans may exist within the human population introduces themes of domestic espionage and political paranoia that define the latter half of the season.

Production Value and Artistic Direction

The visual identity of Attack on Titan – Season 1 is characterized by heavy, high-contrast outlines and a muted color palette that reflects the bleak tone of the narrative. Wit Studio utilized dynamic camera movements to simulate the perspective of soldiers using ODM gear, creating a sense of speed and vertigo that was unconventional for television animation at the time. The scale of the Titans is consistently maintained, ensuring that the human characters always appear vulnerable in comparison to their environment.

The auditory experience is anchored by the orchestral score of Hiroyuki Sawano. The music utilizes choral arrangements and aggressive percussion to underscore the operatic scale of the human tragedy. The score does not merely accompany the action but dictates the emotional pacing, often transitioning abruptly from triumphant themes to silence or discordance to reflect the sudden death of key characters. This synergy between visual and sound design establishes the series as a standard for dark fantasy production.

  • Military Realism: Detailed focus on supply lines, equipment maintenance, and chain of command.
  • Psychological Depth: Exploration of trauma, fear-induced paralysis, and the ethics of sacrifice.
  • Narrative Pacing: A structured progression from individual survival to large-scale military operations.
  • Antagonistic Mystery: The shift from mindless monsters to intelligent, coordinated threats.

Is Attack on Titan – Season 1 Safe to Watch? (Age Rating Guide)

Official age rating not available.

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For verified credits, release details, or official resources, visit IMDb and Official Site.

Director Not available
Main Cast Yuki Kaji, Yui Ishikawa, Marina Inoue, Kisho Taniyama, Hiro Shimono
Release Year 2013
Genre Action & Adventure, Animation, Sci-Fi & Fantasy

Frequently Asked Questions

When was Attack on Titan – Season 1 released?

Attack on Titan – Season 1 was released on April 7, 2013.

What is Attack on Titan – Season 1 about?

Attack on Titan – Season 1: A Study in Existential SurvivalAttack on Titan – Season 1 establishes a claustrophobic setting where the remains of human civilization are confined within three massive stone walls: Wall Maria, Wall Rose, and Wall Sina.

Where can I watch Attack on Titan – Season 1?

Attack on Titan – Season 1 is available on Amazon Video, Apple TV, and Crunchyroll.

Episode guide

To You, in 2000 Years: The Fall of Shiganshina (1)
Episode 1 April 7, 2013 24m

To You, in 2000 Years: The Fall of Shiganshina (1)

After one hundred years of peace, humanity is suddenly reminded of the terror of being at the Titans' mercy.

That Day: The Fall of Shiganshina (2)
Episode 2 April 14, 2013 24m

That Day: The Fall of Shiganshina (2)

After the Titans break through the wall, the citizens of Shiganshina must run for their lives. However, those that do make it to safety find a harsh life waiting for them.

A Dim Light Amid Despair: Humanity's Comeback (1)
Episode 3 April 21, 2013 24m

A Dim Light Amid Despair: Humanity's Comeback (1)

Eren begins his training with the Cadet Corps, but questions about his painful past overwhelm him. When he struggles with a maneuvering exercise, Bertolt and Reiner offer kindly advice.

The Night of the Closing Ceremony: Humanity's Comeback (2)
Episode 4 April 28, 2013 24m

The Night of the Closing Ceremony: Humanity's Comeback (2)

Two years pass and the time for the recruits' graduation approaches. Annie proves her skill in a sparring session, Jean dreams of serving alongside the King, and graduation day brings shocking revelations — along with the sudden appearance of an old foe.

First Battle: The Struggle for Trost (1)
Episode 5 May 5, 2013 24m

First Battle: The Struggle for Trost (1)

Five years have passed since the fall of Wall Maria and Eren faces off against the Colossal Titan after it appears out of nowhere once again, and knocks a strategic hole in the gate of Wall Rose. As Titans swarm the city, the newly graduated Cadets are called in to fight a brutal battle that won't be without casualties.

The World the Girl Saw: The Struggle for Trost (2)
Episode 6 May 12, 2013 24m

The World the Girl Saw: The Struggle for Trost (2)

Armin tries to cope with the loss of his friends and allies after Titans massacre his squad. Elsewhere in the city, Mikasa manages to take out several of the monsters, which brings back tragic memories of her past and the first time she met Eren.

Small Blade: The Struggle for Trost (3)
Episode 7 May 19, 2013 24m

Small Blade: The Struggle for Trost (3)

After the retreat bell sounds, many cadets find themselves without enough fuel to scale the wall back to safety. Mikasa begins to lose hope once she hears of the deaths in Armin's squad, but the appearance of a new type of Titan stokes her will to fight.

I Can Hear His Heartbeat: The Struggle for Trost (4)
Episode 8 May 26, 2013 24m

I Can Hear His Heartbeat: The Struggle for Trost (4)

Armin comes up with a risky plan that pits Titan against Titan as the abandoned cadets attempt to take back their headquarters. Getting into the building might be possible, but getting out alive and refueled will mean facing more of the giants.

Whereabouts of His Left Arm: The Struggle for Trost (5)
Episode 9 June 2, 2013 24m

Whereabouts of His Left Arm: The Struggle for Trost (5)

A miraculous return is met with anger and fear. Cannons are fixed on Eren as he struggles to remember what happened to him inside the belly of a Titan and how he ended up as humankind's enemy. One question is all that matters: is Eren human or Titan?

Response: The Struggle for Trost (6)
Episode 10 June 9, 2013 24m

Response: The Struggle for Trost (6)

Cadets respond to Eren's terrifying transformation with doubt and fear as he struggles to understand it himself. If Armin can’t talk the commander into using Eren’s newfound powers for the good of humankind, all hope of stopping the Titans might be lost.

Idol: The Struggle for Trost (7)
Episode 11 June 16, 2013 24m

Idol: The Struggle for Trost (7)

Plans are made to use Eren's Titan powers to seal the hole in the wall in an attempt reclaim Trost. But with the government's bloodstained history and vocal dissenters in the military ranks, the biggest threat to humankind may not be the Titans.

Wound: The Struggle for Trost (8)
Episode 12 June 23, 2013 24m

Wound: The Struggle for Trost (8)

The plan to reclaim Trost falls apart when Eren's newfound powers turn him into a mindless giant. As Titans continue to swarm the city, it's up to Armin and Mikasa to make sure the cadets massacred during the mission haven't died in vain.

Primal Desire: The Struggle for Trost (9)
Episode 13 June 30, 2013 24m

Primal Desire: The Struggle for Trost (9)

Jean takes desperate measures to replace his broken Maneuver Gear. Meanwhile, Eren is able to seal the hole in the wall thanks to the help of his fellow cadets, but the cost of humanity's first victory against the Titans will be enormous.

Can't Look into His Eyes Yet: Eve of the Counterattack (1)
Episode 14 July 14, 2013 24m

Can't Look into His Eyes Yet: Eve of the Counterattack (1)

A special military tribunal will decide Eren's fate. The Military Police calls for his execution while the Recon Corps argues that he is a powerful resource for humankind, and Mikasa is put on the spot when asked about the events of the Trost mission.

Special Operations Squad: Eve of the Counterattack (2)
Episode 15 July 21, 2013 24m

Special Operations Squad: Eve of the Counterattack (2)

The Recon Corps moves Eren to an old abandoned castle where he will continue his training. Hange visits and reveals that she's been putting two captured Titans through a series of tests and trials — experiments that she wants Eren's help with.

What Needs to Be Done Now: Eve of the Counterattack (3)
Episode 16 July 28, 2013 24m

What Needs to Be Done Now: Eve of the Counterattack (3)

Everyone is a suspect in the investigation to find out who killed the two test-subject Titans. Meanwhile, the cadets pick which military branch they'll be joining, but after the harrowing events in the Trost attack, many are uncertain which branch to choose.

Female Titan: The 57th Exterior Scouting Mission (1)
Episode 17 August 4, 2013 24m

Female Titan: The 57th Exterior Scouting Mission (1)

As the Recon Corps begins its push toward Shiganshina, they encounter an intelligent Female Titan unlike any they've seen before. When Armin hypothesizes that it's really a human that's been turned into a Titan, he, Jean, and Reiner attempt to stop it.

Forest of Giant Trees: The 57th Exterior Scouting Mission (2)
Episode 18 August 11, 2013 24m

Forest of Giant Trees: The 57th Exterior Scouting Mission (2)

As the Female Titan continues to tear its way through the Recon Corps, Levi makes a bold decision to split the ranks and send Eren and the supply wagons through a huge forest. Is his strategy genius, or does it spell certain death for the scouts?

Bite: The 57th Exterior Scouting Mission (3)
Episode 19 August 18, 2013 24m

Bite: The 57th Exterior Scouting Mission (3)

With the Female Titan still chasing after Levi's squad, Eren considers turning himself into his Titan form, but Levi tells him to choose to be either a monster or a member of the Recon Corps. As Eren remembers what he has learned from the squad, he realizes that the danger and sacrifice they all share is not what binds them — it is trust. Now it is up to Eren to make the decision of who he will trust.

Erwin Smith: The 57th Exterior Scouting Mission (4)
Episode 20 August 25, 2013 24m

Erwin Smith: The 57th Exterior Scouting Mission (4)

With the help of Levi's squad, the Recon Corps has successfully captured the Female Titan. As Commander Erwin and Captain Levi begin preparations to extract whoever is inside the Titan, will the Recon Corps discover its true identity, or does the Female Titan have one last trick up its sleeve?

Crushing Blow: The 57th Exterior Scouting Mission (5)
Episode 21 September 1, 2013 24m

Crushing Blow: The 57th Exterior Scouting Mission (5)

After a last act of desperation, the person inside the Female Titan has escaped from the Recon Corps and reverted to their human form. Now, disguised as a member of the Recon Corps and equipped with Maneuver Gear, they finally catch up to their prey — Levi's squad.

The Defeated: The 57th Exterior Scouting Mission (6)
Episode 22 September 8, 2013 24m

The Defeated: The 57th Exterior Scouting Mission (6)

The Female Titan has captured Eren after ripping him out of his Titan body, but Mikasa and Captain Levi give chase. Elsewhere, the Recon Corps begins preparations for the journey back home to the Wall with their numerous dead in tow.

Smile: Assault on Stohess (1)
Episode 23 September 15, 2013 24m

Smile: Assault on Stohess (1)

Following the disastrous results of the 57th Expedition, Eren is to be brought to the King’s palace for a court martial. Armin, desperate to save Eren from certain execution, enlists the help of an old friend to assist with an escape plan.

Mercy: Assault on Stohess (2)
Episode 24 September 22, 2013 24m

Mercy: Assault on Stohess (2)

With the identity of the Female Titan now revealed, Eren has reservations about fighting her. Mikasa, Armin, and the rest of the Recon Corps try to fight the Female Titan, hoping to distract her long enough to buy Eren time to come to terms with his feelings.

Wall: Assault on Stohess (3)
Episode 25 September 29, 2013 24m

Wall: Assault on Stohess (3)

Eren, spurred on by his promise to kill every single Titan, unleashes the full power of his Titan form in the fight with the Female Titan. As their bloody battle draws to a close, it seems humanity may finally have a chance at survival. However, with many mysteries still left unsolved, what will await Eren, Mikasa, and Armin?

Videos: Trailers, Teasers, Featurettes

Cast

Yuki Kaji

Yuki Kaji

Eren Yeager (voice)

Yui Ishikawa

Yui Ishikawa

Mikasa Ackerman (voice)

Marina Inoue

Marina Inoue

Armin Arlert (voice)

Kisho Taniyama

Kisho Taniyama

Jean Kirstein (voice)

Hiro Shimono

Hiro Shimono

Connie Springer (voice)

Yu Kobayashi

Yu Kobayashi

Sasha Blouse (voice)

Takehito Koyasu

Takehito Koyasu

Zeke (voice)

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