Dottie Underwood is a major antagonist in ABC series Marvels Agent Carter. She was the secondary antagonist of both seasons and the archenemy of Agent Peggy Carter. A Soviet assassin trained in the Red Room Academy. As an operative of a Soviet espionage agency Leviathan, she participated in Johann Fennhoff's revenge plot against the American industrialist Howard Stark. She subsequently adopted the persona of a small-town girl from Iowa and infiltrated the Griffith Hotel in New York City. While assisting Fennhoff, she came in conflict with Peggy Carter, an SSR
agent. During Fennhoff's attempt to kill the entire population of New York City on V-E Day, she was wounded but eventually managed to escape her pursuers. After the failure of her mission, she chose to stay in the USA and became a mercenary.
A year later, someone hired her to rob the bank used by the mysterious Council of Nine, but she was captured by Agent Carter. Before she could be properly interrogated, the FBI took custody of her and she was put into a federal prison. However, Underwood was freed by Agent Carter herself so she could help her fight the Council and Whitney Frost.