The Coven Unveiled: A Deep Dive Into The 'Agatha All Along' Cast, Characters, And Their True Marvel Identities

The highly anticipated Disney+ series, Agatha All Along, finally premiered in September 2024, pulling fans back into the mystical, dark-comedy world of Westview’s most infamous witch. The series, a direct spin-off from WandaVision, not only brought back Kathryn Hahn's titular character but also introduced a powerful and eclectic new coven, each member with deep, and often surprising, roots in Marvel Comics lore. This new ensemble cast is the backbone of Agatha's journey down the perilous Witches' Road, a path filled with magic, memory, and a quest for ultimate power.

The success of the show, which has been lauded for its unique tone and stellar performances, rests heavily on the chemistry between these new and returning stars. From the Broadway legend Patti LuPone to the rising star Joe Locke, the cast is a powerhouse of talent that brings the concept of a modern-day coven, complete with a powerful familiar, to vibrant, chaotic life. Here is a complete breakdown of the main cast, their characters, and the shocking reveals that define their place in the Marvel Cinematic Universe (MCU).

The Central Witches' Circle: A Complete Cast & Character List

The core of Agatha All Along revolves around Agatha Harkness assembling a new coven to face a mysterious and powerful enemy on the Witches' Road. The main cast features returning favorites and major new additions who embody key Marvel entities.

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• Kathryn Hahn as Agatha Harkness / Agnes / Agnes O'Connor: The powerful, witty, and morally ambiguous witch from Salem who was trapped in the persona of "Agnes" by the Scarlet Witch. The series follows her journey to regain her powers and escape the magical prison.
• Joe Locke as "Teen" / Billy Maximoff / Wiccan: Initially introduced as a mysterious "Familiar" for Agatha's coven, the character is revealed to be the reincarnation of Billy Maximoff, one of Wanda Maximoff’s magically created sons. He is a young, powerful witch destined to become the hero Wiccan, a key member of the Young Avengers.
• Aubrey Plaza as Rio Vidal / The Green Witch: The primary antagonist of the series, Rio Vidal is a vengeful witch with a personal vendetta against Agatha. Her intense, deadpan delivery perfectly suits the character who is ultimately revealed to be a powerful, ancient cosmic entity, often theorized by fans to be a version of Lady Death or a similar primordial force.
• Patti LuPone as Lilia Calderu: A formidable witch and a key member of Agatha’s coven. In the comics, Lilia Calderu has deep connections to Doctor Strange and Baron Mordo, solidifying her status as a major entity within the MCU's mystical side. She is characterized by her dramatic flair and powerful magic, making a heroic sacrifice later in the series.
• Sasheer Zamata as Jennifer Kale: A modern-day potions witch and a midwife, who joins the coven. Jennifer Kale is a major character in the comics, known for her ties to the mystical side of the Marvel Universe, including connections to Ghost Rider (Johnny Blaze) and the Nexus of All Realities.
• Ali Ahn as Alice Wu-Gulliver: A Protection witch and a former police officer. Alice is the grounded, skeptical member of the coven, whose unique blend of magical and law enforcement experience proves invaluable. Her comic book counterpart, Alice Gulliver (The Wu), is the magical guardian of Hong Kong.
• Debra Jo Rupp as Mrs. Hart / Sharon Davis: The returning resident of Westview, who was previously trapped in the sitcom reality. Her presence connects the spin-off directly to the events of WandaVision.

Behind the Magic: Biographical Profiles of the Star-Studded Cast

The exceptional performances that define the coven are delivered by actors with diverse and highly acclaimed careers, ranging from Broadway to indie cinema and major TV hits. This section provides a brief biography of the key players.

Kathryn Hahn (Agatha Harkness)

• Date of Birth: July 23, 1973
• Birthplace: Westchester, Illinois, USA
• Notable Works: WandaVision, Bad Moms, Step Brothers, Transparent, Mrs. Fletcher, Glass Onion: A Knives Out Mystery.
• Career Highlight: Hahn's career is marked by her ability to seamlessly transition between comedic and dramatic roles, earning her an Emmy nomination for her captivating performance as Agatha Harkness in WandaVision.

Joe Locke (Billy Maximoff / Wiccan)

• Date of Birth: September 24, 2003
• Birthplace: Douglas, Isle of Man
• Notable Works: Heartstopper (as Charlie Spring).
• Career Highlight: Locke is a rising star who gained global recognition for his lead role in the Netflix series Heartstopper. His casting as Billy/Wiccan marks his major entry into the MCU, bringing a beloved comic book character to life for a new generation.

Aubrey Plaza (Rio Vidal / The Green Witch)

• Date of Birth: June 26, 1984
• Birthplace: Wilmington, Delaware, USA
• Notable Works: Parks and Recreation (as April Ludgate), The White Lotus, Ingrid Goes West, Emily the Criminal.
• Career Highlight: Known for her distinctive deadpan style and intense character work, Plaza's role as the mysterious and vengeful Green Witch, Rio Vidal, is a highly anticipated addition to her portfolio of critically acclaimed performances.

Patti LuPone (Lilia Calderu)

• Date of Birth: April 21, 1949
• Birthplace: Northport, Long Island, New York, USA
• Notable Works: Broadway musicals like Evita, Gypsy, and Sweeney Todd (winning multiple Tony Awards); TV series like American Horror Story, Penny Dreadful.
• Career Highlight: LuPone is a legendary and highly decorated actress and singer, known primarily for her commanding stage presence. Her role in Agatha All Along is a major crossover event, bringing her theatrical gravitas to the MCU.

The Witches' Road: Unpacking Key Character Reveals and Topical Entities

The narrative of Agatha All Along is rich with deep-cut Marvel lore, using the concept of the Witches' Road to explore the history of magic in the MCU. The show’s character reveals are not just plot twists; they are major introductions of key mystical entities that expand the universe far beyond the Westview Anomaly. This dedication to topical authority is what elevates the series.

The Emergence of Wiccan and the Young Avengers Connection

Joe Locke’s character, initially referred to only as "Teen," was the subject of intense fan speculation since his casting. The show’s reveal that he is Billy Maximoff, the magically created son of Wanda, confirms his destiny as the powerful reality-warping hero, Wiccan. His journey in the series is a complex one, as he struggles with fragmented memories of his past life and his immense, raw magical potential. The coven initially uses him as a Familiar—a magical servant—but his true power quickly makes him a central, and often rebellious, figure in the group. This development directly sets the stage for the potential introduction of the Young Avengers team in the future MCU slate.

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The True Identity of Rio Vidal: The Green Witch

Aubrey Plaza’s Rio Vidal is far more than just a rival witch; she is introduced as a powerful, ancient force known as the Green Witch. Her vendetta against Agatha Harkness dates back centuries, providing a dark, historical context to Agatha's own past. Fan theories have linked Rio Vidal to cosmic entities such as Lady Death, given her association with the death of witches and her seemingly immortal nature. Her character serves as a terrifying, high-stakes threat that forces Agatha to confront the consequences of her own dark history, particularly her past use of the Darkhold.

Lilia Calderu: A Link to Doctor Strange’s World

Patti LuPone’s portrayal of Lilia Calderu was a fan-favorite, bringing a touch of theatrical grandeur to the coven. Her comic book history ties her directly to the lineage of the Sorcerer Supreme, having connections to both Doctor Strange and his rival, Baron Mordo. In the series, Lilia's expertise and wisdom are crucial to the coven's survival on the Witches' Road. Her ultimate sacrifice in a climactic episode demonstrated the high cost of the magical journey and solidified her character as a noble, powerful entity whose legacy will undoubtedly resonate in future mystical MCU projects.

Jennifer Kale and Alice Wu-Gulliver: Expanding the Magical Landscape

The inclusion of Jennifer Kale (Sasheer Zamata), a Potions witch and midwife, and Alice Wu-Gulliver (Ali Ahn), a Protection witch and ex-cop, significantly expands the scope of magic in the MCU. Jennifer Kale’s comic ties to the mystical hero Johnny Blaze (Ghost Rider) suggest that the MCU is preparing to introduce more supernatural elements. Alice Wu-Gulliver, as a witch who was also an active-duty police officer, represents the intersection of the magical world with the mundane, offering a fresh perspective on how modern witches operate in secret. Together, these characters form a complete picture of a contemporary coven, each member bringing a specialized skill—from protection and potions to history and raw power—to the ultimate magical showdown.

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