Doctor Strange in the Multiverse of Madness is the first film entry in the Marvelette Cinematic Universe in which Kid Marvelette worked on, while being the 27th entry in the MCU as a whole. It was released on May 7th 2021, following Shang-Chi and the Legend of the Ten Rings and preceding Thor: Love and Thunder. The film is directed by Scott Derrickson.
- Benedict Cumberbatch as Doctor Stephen Strange
- Benedict Cumberbatch as Dormammu
- Elizabeth Olsen as Wanda Maximoff / Scarlet Witch
- Benedict Wong as Wong
- Peter Capaldi as Nightmare (First Appearance)
- Lucy Liu as Clea (First Appearance)
- Chiwetel Ejiofor as Baron Karl Mordo
- Tilda Swinton as the Ancient One
- Tim Curry as Mephistopheles (First Appearance)
- Tom Hiddleston as Loki Laufeyson
- Aaron Taylor-Johnson as Pietro Maximoff / Quicksilver (Cameo)
- Josh Brolin as Thanos (Cameo)
- Tom Vaughan-Lawlor as Ebony Maw (Cameo)
- Mahershala Ali as Eric Brooks / Blade (Cameo)
- Scott Derrickson: Writer, Director
- Kid Marvelette: Executive Producer
- Kevin Feige: Executive Producer
- Trinh Tran: Producer
- C. Robert Cargill: Writer
- Michael Giacchino: Composer
Doctor Strange takes in Wanda Maximoff as his protege only for the two of them to be thrust into a chaotic adventure across the multiverse where Strange discovers he is not the true Sorcerer Supreme.
- Quicksilver makes his first appearance post-Age of Ultron in a scene where Wanda finds herself living out an old memory.
- Clea makes her MCU debut as the Sorcerer Supreme portrayed by Lucy Liu. In the comics, Clea is an old white woman, while Lucy Liu is Asian-American.
- Peter Capaldi is the third actor to portray Doctor Who to become a villain in the MCU, following Christopher Eccleston as Malektih in Thor: the Dark World and David Tennant as Kilgrave in Jessica Jones. He would be followed by Matt Smith, who makes his debut as Kang the Conqueror in The Fantastic Four and the Paradox of the Mole People.
- This film features the first use of the term "Mutant" in the MCU, when it is discovered that the Scarlet Witch and her brother only survived Hydra's experiments because they had dormant mutant DNA.
- The film is dedicated to Stan Lee and Steve Ditko.
- The version of the Ancient One that appears in this film is the same from Avengers: Endgame, directly following her meeting with the Hulk, and Captain America returning with the Time Stone.
- Subsequently, this film features the Time Stone, which was destroyed in the main timeline by Thanos. However, it is revealed that the Infinity Stones can never be truly destroyed and will find their way back into existence one way or another.
- Blade makes his first appearance in a post-credits scene.