Nancy Stephens (born July 2, 1949)[1] is a former American actress who has starred in many films and television shows.

[3] A life member of The Actors Studio,[4] Stephens starred in the soap opera Bright Promise as Jennifer Matthews from 1969–1970; her first role in a television series.

She was cast in John Carpenter's next film in 1981, Escape from New York, and later that year, reprised her role as Marion with the sequel Halloween II, having a much more significant presence on-screen.

Stephens has made guest appearances on many sitcoms such as All in the Family, CHiPs, Cheers, Ally McBeal, and Boston Legal.

After a 17-year absence from acting, she reprised the role of Marion Chambers again in David Gordon Green's 2021 sequel Halloween Kills.