Invincible season 2's ending aired in April 2024, with Prime Video taking the criticism of a big wait between seasons 1 and 2 - as well as the controversy around the latter's mid-season break - to heart.

This has allowed Invincible season 3's new pseudo-villain, Cecil Stedman, and preparing for the continued threat of the Viltrumites. With the story taking a step into more mature territory, the same characters and cast are ushering the show forward, complete with a selection of new voice actors, heroes, and villains.

Steven Yeun as Mark Grayson/Invincible

Date of Birth: December 21, 1983

• Active Since: 2004

Actor: Steven Yeun is an American actor born in Seoul, South Korea. After moving to Canada and then the United States at a young age, Yeun began exploring an acting career. After some earlier film roles, Yeun's big break came in The Walking Dead, in which he played the character of Glenn Rhee for over 70 episodes. This gave Yeun worldwide fame, catapulting him into movies and shows like Okja, Minari, Nope, Mickey 17, and Beef. Yeun also has a prolific voice acting career, having appeared in the likes of The Legend of Korra, Voltron: Legendary Defender, and Trollhunters: Tales of Arcadia.

Notable Movies & TV Shows

Character: In Invincible, Yeun voices Mark Grayson. The son of an extraterrestrial superhero, Mark Grayson gains incredible powers at a young age and begins defending Earth as the superhero known as Invincible. In Invincible season 1, Mark ends up having to defend Earth from his father, Nolan/Omni-Man, who is secretly an agent of the fascistic Viltrumite empire. Season 2 sees Mark go up against more Viltrumites looking to conquer Earth, as well as a multiversal villain named Angstrom Levy. In Invincible season 3, Mark will continue to prepare for more Viltrumite threats while fighting battles closer to home.

Sandra Oh as Debbie Grayson

Date of Birth: July 20, 1971

• Active Since: 1989

Actor: Sandra Oh is a Canadian-American actress born in Nepean, Ontario. Oh's earlier breakout roles came in projects like Double Happiness and The Diary of Evelyn Lau, leading her into more mainstream performances in Arliss, Grey's Anatomy, and Killing Eve. Like Yeun, Oh also has vast experience in the world of voice acting, lending her talents to American Dad!, Phineas & Ferb, Mulan II, Raya and the Last Dragon, and Turning Red.

Notable Movies & TV Shows

Character: Debbie Grayson is Mark's mother in Invincible. In the TV show, Debbie is given much more character development and depth than her comic book counterpart, allowing Oh to imbue her with a sense of warmth and sympathy that was missing from the source material. Debbie's primary arc has centered around her raising Mark as a superpowered being, all while reckoning with her husband Nolan's betrayal of Earth as a Viltrumite warrior.

J.K. Simmons as Nolan Grayson/Omni-Man

Date of Birth: January 9, 1955

• Active Since: 1976

Actor: J.K. Simmons is an American actor born in Grosse Pointe, Michigan. Simmons is one of the most prolific character actors of his generation, having an incredible number of film, TV, and even video game credits over the decades. Simmons' breakout role came in HBO's Oz, which led to appearances in the likes of Law & Order and Sam Raimi's Spider-Man trilogy. Some of the more mainstream roles for Simmons since then include Juno, Whiplash, La La Land, and Justice League, to name a small selection. Like Yeun and Oh, Simmons is also no stranger to voice acting.

Notable Movies & TV Shows

Character: Nolan Grayson, a.k.a Omni-Man, served as one of Earth's main superpowered protectors for a while before Invincible season 1 began. Seemingly a beloved father, husband, and protector of humanity, Omni-Man was revealed as an agent of the Viltrum Empire, sent to Earth to weaken its defenses to enable an invasion by his home planet. Omni-Man almost succeeded in his quest, yet abandoned Earth due to his fondness for his son, Mark, leading him down a path of redemption that will continue in Invincible season 3.

Gillian Jacobs as Samantha Eve Wilkins/Atom Eve

Date of Birth: October 19, 1982

• Active Since: 2005

Actor: Gillian Jacobs is an American actress born in Pittsburgh, Pennsylvania. After a string of earlier performances, Jacobs received mainstream fame in her breakout role as Britta Perry in the sitcom Community. Since then, Jacobs has made several mainstream TV appearances in the likes of Love and The Bear, as well as film appearances in Hot Tub Time Machine 2 and the Fear Street trilogy. Jacobs has also lent her voice to many projects over the years, from animated sitcoms like American Dad! and Regular Show to Rick and Morty.

Notable Movies & TV Shows

Character: Jacobs voices Samantha Eve Wilkins in Invincible, also known by her superhero name, Atom Eve. Eve is one of the first superheroes Mark befriends after becoming Invincible, with the two having a strong chemistry. Throughout seasons 1 and 2, Eve s Mark through various battles and crises, with the ending of the latter hinting at a romantic connection between the two in season 3 via the appearance of a future version of Eve and Invincible's Guardians of the Globe.

Walton Goggins as Cecil Stedman

Date of Birth: November 10, 1971

• Active Since: 1989

Actor: Walton Goggins is an American actor born in Birmingham, Alabama. After early appearances in films like The Next Karate Kid and Shanghai Noon, Goggins' breakout role came in the TV show The Shield. This led to bigger roles in the likes of Justified, The Righteous Gemstones, and Fallout, as well as feature film appearances in Django Unchained, The Hateful Eight, and Ant-Man and the Wasp. Aside from a few brief appearances, Invincible was Goggins' first big voice acting role.

Notable Movies & TV Shows

Character: In Invincible, Goggins voices Cecil Stedman, the director of the Global Defense Agency/GDA. Throughout Invincible seasons 1 and 2, Cecil and Mark were tentative allies who both wanted to protect the world from supervillainous threats. This has led Cecil to make some tough calls, which spiral into an all-out conflict with Mark in Invincible season 3. Cecil will protect the world via any means necessary, whereas Mark has a line he will not cross, prompting clashing heads in the season.

The Guardians Of The Globe Characters & Voice Actors

Ross Marquand and Zachary Quinto as Rudy/Robot: Rudy is one of the leaders of the new roster of the Guardians of the Globe and was formerly confined to a pod that sustained his deformed body. Rudy's intellect created the superhero suit known as Robot, voiced by Quinto, before he created a clone body and transferred his consciousness into it. The new body is voiced by Marquand, with Rudy ing the Guardians and using the Robot suit as armor. Marquand has extensive voice acting credentials, with Quinto being known for his role in the Star Trek reboot film series.

Ross Marquand as The Immortal: The former leader of the Guardians of the Globe, The Immortal was believed dead after Omni-Man betrayed the team in Invincible season 1. The Immortal survived due to the actions of the Mauler Twins and the GDA, enabling him to re the new version of the team. Marquand's voice roles include Marvel's What If...? and X-Men '97 as well as Red Skull in Avengers: Infinity War. Marquand also appeared as Aaron in The Walking Dead for 70 episodes.

Jason Mantzoukas as Rex-Splode: Rex Sloan, also known as Rex-Splode, is a superhero on the Guardians' roster who can imbue objects with explosive energy. Initially an arrogant, argumentative person, Rex became a loyal friend to Invincible and the Guardians after facing a near-death experience fighting off the Lizard League in Invincible season 2. Mantzoukas is known for his roles in Brooklyn Nine-Nine, The Good Place, and Percy Jackson and the Olympians.

Malese Jow as Dupli-Kate: Dupli-Kate is another superhero who s the new Guardians of the Globe. Evident by her name, Kate can create duplicates of herself with which she has telepathic links. Dupli-Kate was thought dead in Invincible season 2, but it was revealed she retired to live happily with The Immortal. In Invincible season 3, Kate and The Immortal return to the Guardians. Jow is known for her roles in The Vampire Diaries and The Shannara Chronicles.

Grey Griffin as Shrinking Rae: Shrinking Rae ed the new Guardians in Invincible season 1, having a small role as a size-manipulating superhero akin to Ant-Man. Rae's role increased as she fought alongside Rex against the Lizard League, with Invincible season 3 delving even deeper into her character. Griffin is one of the most prolific voice actors of the last few decades, known for voice roles in projects like The Powerpuff Girls, Fairly Odd Parents, and Avatar: The Last Airbender to name only a tiny handful.

Grey Griffin and Kevin Michael Richardson as Monster Girl: Griffin also voices Monster Girl, a more prominent member of the Guardians. Griffin voices Amanda, a young girl who can transform into a giant ogre, voiced by Richardson. Each time she does so, Amanda ages backward, starting the series as a 24-year-old in the physical body of a 12-year-old.

Khary Payton as Black Samson: Samson was an original member of the Guardians who lost his powers, retiring from the fight. Eventually, Samson returned in a superpowered suit before regaining his super-strength powers in Invincible season 1 and reing the team. Khary Payton is known for his roles in shows like The Walking Dead and General Hospital, alongside various voice performances, notably in the DC Animated Universe.

Jay Pharoah as Bulletproof: Bulletproof, an impervious, flying superhero, ed the Guardians in Invincible season 2. While he has had little character development, Invincible season 3 is expected to delve into the Guardians more. Pharoah is known for his work on Saturday Night Live, Bojack Horseman, American Dad!, and The Simpsons.

Ben Schwartz as The Shapesmith: A shape-shifting being from the planet Mars, The Shapesmith ed the Guardians in Invincible season 2. Shapesmith stowed away on a ship leaving Mars that held the Guardians, eventually learning to enjoy life on Earth as a shape-shifting hero and ing the team. Schwartz is known for many roles, including Parks and Recreation and House of Lies, with voice acting performances in the likes of the Sonic the Hedgehog movie trilogy.

Invincible Season 3 ing Cast & Characters

Christian Convery as Oliver Grayson: Oliver Grayson is the half-brother of Mark introduced in Invincible season 2. Oliver is half-Viltrumite - from Nolan - and half-Thraxan. Thraxans grow at a quicker rate than humans, meaning Oliver is a child during Invincible season 3 who gains powers like those of Mark and Nolan. Convery is known for his roles in Netflix's Sweet Tooth and One Piece, as well as the comedy-horror film Cocaine Bear.

Chris Diamantopoulos as Donald Ferguson: Donald is the assistant to Cecil at the GDA and is a cyborg who often dies and is remade in the same image. Diamantopoulos is known for his roles in Silicon Valley and The Three Stooges.

Kevin Michael Richardson as the Mauler Twins: The Maulers are two blue-skinned, super-powered villains who are long-time enemies of the Guardians of the Globe. The Maulers have been defeated several times throughout the show, yet return via cloning technology. Richardson is also one of the most prolific voice actors of his generation, known for Lilo & Stitch, Transformers: Prime, Family Guy, The Simpsons, American Dad!, and Futurama.

Mark Hamill as Art: Art is a human character known for creating superhero suits in Invincible. Art is a kind ally of Mark and will be responsible for Invincible's new blue suit, as well as Oliver's superhero costume. Mark Hamill is known for his role as Luke Skywalker in the Star Wars franchise, as well as voice roles like the Joker in various Batman properties.

Seth Rogen as Allen the Alien: Allen the Alien is a Unopan ally of Mark's and a member of the Coalition of Planets, which is dedicated to opposing Viltrum. As of Invincible season 3, Allen has received significant biological upgrades to make him stronger than Viltrumites, leading him to try and break Omni-Man out of a Viltrumite prison. Rogen is one of the most famous comedic actors in Hollywood, known for the likes of The Pineapple Express, Superbad, Knocked Up, and This is the End.

Invincible Season 3 New Characters & Voice Actors

Aaron Paul as Powerplex: Powerplex is a new villain in Invincible season 3 who has electrokinesis powers. In the Invincible comics, Powerplex seeks revenge against Mark for the collateral damage during his battle with Omni-Man. Powerplex is voiced by Aaron Paul in Invincible season 3, primarily known for his role as Jesse Pinkman in Breaking Bad, Better Call Saul, and El Camino: A Breaking Bad Movie.

Kate Mara as Becky Duvall: Becky is the wife of Powerplex in the Invincible universe. She aids her husband in seeking revenge against Invincible. Kate Mara voices Becky, an actor known for her roles in House of Cards, 24, American Horror Story: Murder House, Fantastic Four, and The Martian.

Simu Liu as Multi-Paul: Multi-Paul is the brother of Dupli-Kate, possessing the same cloning powers as her. In Invincible season 3, Multi-Paul becomes an antagonist of the Guardians after seeking revenge for his sister's apparent death. Simu Liu is known for his role in Kim's Convenience, the MCU's Shang-Chi and the Legend of the Ten Rings, and Barbie.

Xolo Meridueña as Dropkick/Fightmaster: Dropkick and Fightmaster are two twin brothers who operate as criminals in Invincible. The duo attempt to steal the Declaration of Independence in Invincible season 3's premiere. Xolo Meridueña is primarily known for his role in Cobra Kai, as well as in the DCEU's Blue Beetle.

Tzi Ma as Mr. Liu: Mr. Liu is a member of the supervillain group known as The Order in Invincible season 3. The character is an old man who possesses the spirit of an ancient Chinese dragon within his soul. Mr. Liu is voiced by Tzi Ma, known for his roles in The Man in the High Castle, 24, and the Rush Hour film series.

John DiMaggio as The Elephant: The Elephant is a minor antagonist of Invincible. Dressed as his eponymous animal and possessing the strength of it too, The Elephant fights against the meat-eaters of Invincible's world. John DiMaggio is an experienced voice actor with roles in projects like Futurama, Adventure Time, Kim Possible, Teen Titans, and the Transformers film series.

Doug Bradley and Jonathan Banks: These two actors were announced to play roles in Invincible season 3, yet their characters were undisclosed. It is theorized that Banks will portray Conquest, a Viltrumite who engages in a brutal battle with Invincible. Doug Bradley is known for his role as Pinhead in the Hellraiser series, while Banks is best known for his work as Mike Ehrmentraut in Breaking Bad and Better Call Saul. Who both actors will play is one of the most exciting questions as Invincible season 3 begins.