Hayley Atwell

Hayley Elizabeth Atwell (born 5 April 1982) is a British and American actress. After appearing in various West End productions, Atwell gained popularity for her roles in period-drama films, appearing in the films Brideshead Revisited (2008), The Duchess (2008), and the miniseries The Pillars of the Earth (2010); for the latter two, she was nominated for a British Independent Film Award and a Golden Globe Award, respectively.

She rose to worldwide prominence with her portrayal of Agent Peggy Carter in several Marvel Cinematic Universe (MCU) films, starting with Captain America: The First Avenger (2011), which inspired the creation of the spin-off ABC television series, Agent Carter (2015–2016). Her role earned her a Saturn Award nomination for Best Actress on Television. She also voices an alternate version of the character, Captain Carter, in the animated series What If...? (2021–present), going on to portray a version of the alternate character in the live action Doctor Strange in the Multiverse of Madness (2022).

Atwell also starred in the fantasy films Cinderella (2015), Christopher Robin (2018), and Peter Rabbit 2: The Runaway (2021), and had a leading role as Grace in the action films Mission: Impossible—Dead Reckoning (2023) and its sequel (2025). She has also appeared on various television shows, including Agents of S.H.I.E.L.D., Black Mirror, and Heartstopper. For her work on stage, Atwell has received Laurence Olivier Award nominations for her leading performances in The Pride (2013) and Rosmersholm (2020).

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