[3] She has appeared onstage in productions of George Etherege's The Man of Mode (2007), Harley Granville-Barker's The Voysey Inheritance (2006), as Emma Jung in The Talking Cure, and Pierre de Marivaux's The False Servant (2004) at the Royal National Theatre.
Her "Lady Croom" in the 2009 London revival of Stoppard's Arcadia received favourable reviews,[4] as did her successful run as the psychologist Dr. Ford in David Mamet's House of Games at the Almeida Theatre.
[5] She has appeared onstage with her husband Jo Stone-Fewings several times, in See How They Run (2006) and in the Noël Coward double bill at the Liverpool Playhouse in March 2004 (The Astonished Heart and Still Life).
[7] Carroll appeared alongside John Lithgow, Joshua McGuire and Nicholas Burns in Arthur Wing Pinero's Victorian farce The Magistrate at the Royal National Theatre in 2012.
[3] They met as part of an RSC company that went on tour for a week and a half, providing material for Michael Wood's documentary series In Search of Shakespeare (broadcast 2003), and became engaged nine days after first meeting.