On screen, Armand appeared in films Queenie in Love (2001), Kings County (2003) and Kinsey (2004).
[1] Armand appeared in off-Broadway plays Four,[2] Belleville, Relevance, Natural Shocks, Merry Wives and Bernarda's Daughters.
[3] She reprised her role in the Broadway production receiving Tony Award nomination for Best Featured Actress in a Play.
[5][6] After her stage breakout, Armand began appearing on television, playing guest-starring roles on Agents of S.H.I.E.L.D., The Blacklist, American Odyssey, Madam Secretary, Prodigal Son, Chicago Med, East New York and The Marvelous Mrs. Maisel.
She played the leading role in the second season of Allblk horror-anthology series, Terror Lake Drive in 2022.