‘What If…?’ Season 3 Cast and Character Guide: Who Returns to the MCU and Who’s New?
The WrapStory by Andi Ortiz
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Marvel's hit animated anthology 'What If...?' returns for a third season, bringing back fan favorites and introducing new characters to the MCU multiverse.
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- Hayley Atwell reprises her role as Captain Peggy Carter, leading a team of Avengers in an alternate timeline where she took the super-soldier serum instead of Steve Rogers.
- Jeff Goldblum joins the cast as the Grandmaster, the cosmic being who oversees the Sanctum Sanctorum, adding a wild card element to the season's intertwining narratives.
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Hayley Atwell, Jeff Goldblum, Marvel, Disney+, 'What If...?'