Draft:Invincible season 4
Fourth season of animated television series Invincible
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The fourth season of the American adult animated superhero series Invincible. Produced by Amazon MGM Studios in association with Point Grey Pictures, Skybound North, and Skybound Animation. The series continues to focus on Markus "Mark" Grayson (Steven Yeun), a human-alien hybrid being, who becomes a crime-fighting superhero known as "Invincible" under the guidance of his father. The season's overall plot shifts towards Nolan's past by providing deeper insights into Viltrumite society and highlighting Omniman's role in the race's thirst for conquest mission. Furthermore, it presents a new perspective on the Viltrumite Empire that was absent from the original comics.[1]
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| Invincible | |
|---|---|
| Season 4 | |
| Starring | |
| No. of episodes | 8 |
| Release | |
| Original network | Amazon Prime Video |
| Original release | March 18 – April 16, 2026 |
| Season chronology | |
Season four features new guest stars, including Danai Gurira and Clancy Brown. It also introduces debut stars like Lee Pace, who voices Grand Regent Thragg, the main antagonist of Invincible. Thragg is the most powerful Viltrumite and the current Grand Regent of the Viltrum Empire.[2]
The season consists of eight episodes. The first three episodes were released simultaneously on Amazon Prime Video on March 18, 2026, while the remaining episodes are scheduled for weekly release.[3] The show received mostly positive reviews, preserving its 100% rating on the review aggregator website Rotten Tomatoes for the first week of its release, just as it had in previous seasons.[4]
Episodes
| No. overall | No. in season | Title [5] | Directed by | Written by | Original release date | |
|---|---|---|---|---|---|---|
| 26 | 1 | "Making the World a Better Place" | Sol Choi | Helen Leigh | March 18, 2026 | |
|
Mark, Oliver, and Eve continue stopping threats while dealing with the physical and mental aftermath of Angstrom and Conquest. Cecil appoints Brit as leader of the Guardians and brings the Teen Team back. Mark meets Dinosaurus, a powerful being he nearly kills before learning the creature lacks control in its transformed state. Tensions rise during a difficult dinner with Eve and her parents. Meanwhile, the Sequids prepare another invasion, and Universa arrives on Earth, draining energy from a power plant to save her people. Eve struggles as her powers become unstable during the fight, but Universa is eventually defeated. The Guardians confront the Sequid threat, and with Mark's help, they save all infected civilians using new technology, though Mark kills Rus Livingston, the final host, to end the danger. Elsewhere, Conquest escapes captivity and leaves Earth. | ||||||
| 27 | 2 | "I'll Give You the Grand Tour" | Jason Zurek | Simon Racioppa | March 18, 2026 | |
|
Nolan recounts his past to Allen on the way to Talescria, home of the Coalition of Planets. As a youth, he was raised in Viltrumite tradition, indoctrinating children and defeating his parents to reach adulthood. After joining the empire, many Viltrumites are wiped out by the Scourge virus. Thragg orders a quarantine and the extermination of all infected beings and slaves aware of it, including Nolan's parents. With few pure-bloods left, survivors are sent to conquer worlds and reproduce with compatible species. On Talescria, Nolan, Allen, and Telia report to Thaedus, who reveals he is the betrayer who killed Emperor Argall. They set out to gather weapons, recruiting Space Racer and seeking others. Thaedus later admits creating the Scourge virus and developing a stronger version. Though angered, Nolan agrees to help and recruit Mark if it is used only as a last resort. Meanwhile, Conquest returns and reports his failure to Thragg. | ||||||
| 28 | 3 | "I Gotta Get Some Air" | Stephanie Gonzaga | Ross Stracke | March 18, 2026 | |
|
Machine Head informs Titan that Mister Liu survived and is hunting them. Titan is attacked by Liu's assassin Magnattack but kills him. Mark struggles with killing Rus, while Eve cannot control her powers. Rex expels a Sequid, which Monster Girl destroys, raising doubts about Mark's actions. Titan asks Invincible for help, but Mark and Eve send Oliver instead. Eve seeks advice from Rex. Meanwhile, the Flaxans return and attack Earth, prompting Mark to join the Guardians. Oliver and Titan confront Liu, while Robot and Monster Girl enter the Flaxan dimension to destroy their anti-aging technology, discovering a highly advanced civilization that poses a major threat. Brit leads a team through the portal against orders, but it is destroyed, trapping Robot and Monster Girl. Mark later helps Oliver fight Liu, forcing him to retreat. Mistaking Titan's intentions, Mark attacks him until Oliver intervenes. With Liu still free, Titan is forced to join Machine Head's Order as Liu also returns. Eve confirms her pregnancy is causing her powers to malfunction. | ||||||
| 29 | 4 | "Hurm" | TBA | TBA | March 25, 2026 | |
| 30 | 5 | "Give Us a Moment" | TBA | TBA | April 1, 2026 | |
| 31 | 6 | "You Look Horrible" | TBA | TBA | April 8, 2026 | |
| 32 | 7 | "Don't Do Anything Rash" | TBA | TBA | April 15, 2026 | |
| 33 | 8 | "Don't Leave Me Hanging Here" | TBA | TBA | April 22, 2026 | |
Cast and characters
Main
- Steven Yeun as Mark Grayson / Invincible
- Sandra Oh as Deborah "Debbie" Grayson
- J. K. Simmons as Nolan Grayson / Omni-Man
- Christian Convery as Oliver Grayson/Young Omni-Man
- Gillian Jacobs as Samantha Eve Wilkins/Atom Eve
Recurring
- Walton Goggins as Cecil Stedman
- Seth Rogen as Allen the Alien
- Jeffrey Dean Morgan as Conquest
- Shantel VanSanten as Anissa[2]
- Matthew Rhys as Dinosaurus
- Ben Schwartz as Shapesmith
- Peter Cullen as Thaedus
- Bruce Campbell as Great Beast
- Fred Tatasciore as Giant, Adam Wilkins[2]
- Luke Macfarlane as Rick Sheridan
- Tatiana Maslany as Telia[2]
- Jay Pharoah as Zandale Randolph/Bulletproof
- Cliff Curtis as Paul
- Calista Flockhart as April Howsam[2]
- Todd Williams as Titan
- Tzi Ma as Mister Liu
- Eric Bauza as D.A. Sinclair
- Michael Dorn as Thokk/Battle Beast
Guest
- Danai Gurira as Universa
- Clancy Brown as Damien Darkblood
- Lee Pace as Grand Regent Thragg[6]
- TBA as Volcanikka
- Djimon Hounsou as Space Racer
- TBA as Captain Pikell
Production
Development
In July 2024, preceeding the third-season premiere, Amazon renewed Invincible for a fourth season.[7] Prior to the release of the fourth season, Amazon Prime Video, Robert Kirkman and showrunner Simon Racioppa had already committed to the series’ long-term development, having previously renewed the show for multiple seasons .[8][9][10]
"The way Simon and I have mapped out, where we would kinda follow the comic and where the breaks would be, roughly eight seasons,"
— Kirkman on Decade-Long Plan for the Series
In the lead-up to the fourth season, Kirkman and the creative team indicated that the series would begin adapting later arcs of the source material,[9] marking a shift toward more narratives involving the Invincible-verse and the Viltrumite Empire. This direction was discussed in multiple interviews, where Kirkman noted that subsequent seasons would escalate the scale of the conflict and introduce major antagonists central to the comic’s overarching storyline.[11][12]
Writing
The writing for the season was shaped by the aftermath of the "Invincible War" storyline, with the premiere episode depicting a world in recovery while advancing character development for Mark Grayson and his supporting cast.[13][14][15]
Casting
The fourth season of Invincible continued the series’ approach of combining a stable core cast with the introduction of new characters drawn from later arcs of the comic. The season premiere, " Making the World a Better Place," retained the majority of the series’ established voice cast.[16] Steven Yeun, Sandra Oh, and J. K. Simmons reprised their roles as Mark Grayson / Invincible, Debbie Grayson, and Nolan Grayson / Omni-Man, respectively, maintaining the central family dynamic of the series.[15][17][18] Other returning actors include Gillian Jacobs as Atom Eve, Walton Goggins as Cecil Stedman, Cliff Curtis as Paul, and Ben Schwartz, who voiced both Rus and Shapesmith, alongside other actors whose characters were part of the ongoing story.[17][19] Jonathan Banks reprised his role as Brit, appearing in the premiere; Christian Convery also returned as Oliver Grayson, showcasing the character’s progression into adolescence within the narrative.[16]
As the series progressed, new characters were introduced. In October 2025, Entertainment Weekly announced Lee Pace would voice Grand Regent Thragg, considered one of the main antagonists and, according to Kirkman, the most powerful Viltrumite.[20]
| “ | "To be completely honest, when he was cast in Foundation, I was also like, 'Is this [too] close? Am I gonna be able to cast him as Thragg if he's available? Is this gonna work?". | ” |
| — Kirkman on the decision to cast Lee Pace as Thragg. | ||
The decision to cast Pace as the character of Thragg was based on the production’s desire to introduce a commanding character in the role of the Viltrumite leader as the series began to follow the later narrative arcs in the storyline. The character’s introduction was a move towards a more expansive battle, and the casting decision was based on this as a reflection and required an actor capable of conveying authority and scale, with Pace selected for his ability to embody the character’s dominance and restraint, as discussed in interviews by series creator Robert Kirkman.[20][21]
Additional casting included Matthew Rhys,[22] whose involvement was announced by Deadline prior to the season’s release, with details of his role initially withheld.[23] Later reports identified him as voicing Dinosaurus, He first appears in the comics in issue #68, where he battles Mark, who has robot arms from his battle with Conquest.[15] Danai Gurira was also reported to have joined the cast as Universa.[24]
Home media and streaming
The fourth season of Invincible premiered on March 18, 2026. The first three episodes of the season became available simultaneously on the online streaming service Amazon Prime Video.[25][26] and subsequent episodes released weekly through April 22, 2026. All episodes of the season were accessible to subscribers on the platform, along with earlier seasons of the series.[27] In most international markets, the season was made available simultaneously on Prime at the same local launch times, consistent with the service’s global distribution model for original programming across more than 240 countries and territories.[28]
In addition to the premiere of the season, various marketing tools, including official trailers for the season and press announcements from Prime Video, highlighted the return of principal cast members alongside new characters and narrative developments.[29][30] These tools provided information about the release of the season before the premiere date.[31][32]
Reception
Critical response
| Aggregate scores | |
|---|---|
| Source | Rating |
| Rotten Tomatoes | 100% |
| Review scores | |
| Source | Rating |
| Nexus Point News |   |
| IGN | 8/10 |
The season maintains its 100% rating for the first week of its release, as it has in previous seasons, on the review aggregator Rotten Tomatoes, which receives mostly positive reviews.[4][33]
Ben Travers of Decider gave the season a positive review, noted the season's emphasis on the fallout from past events and Mark Grayson's efforts to regain trust in the face of fresh dangers, describing it as preserving the show's blend of character-driven storytelling and action.[34] Writing for Screen Rant, Craig Elvy described the season as one of the series’ most emotionally driven installments, emphasizing its focus on character development and thematic weight.[35] Similarly, Siddhant Adlakha of IGN said that, despite some pacing issues and narrative detours, the season represents one of the show’s most expansive entries, with an increased scale and broader storytelling focus.[36]
Other reviews presented more mixed observations. A review from TheDemonster described the premiere as largely focused on setup, with early episodes emphasizing character conflict and preparation for future story arcs rather than immediate resolution.[37]
In a similar review, from Nexus Point News and Nerd Initiative described the season as the start of a new phase for the series. They highlighted its focus on transition, increased world-building, and the introduction of new conflicts. Additionally, they pointed out that the early episodes mainly serve as preparation for later developments.[38] Christopher Mills of Nexus Point News rated the series 4 out of 5 stars.[39]