Nancy Louise Kyes (born December 19, 1949), known professionally as Nancy Loomis, is a former American actress. A frequent collaborator of filmmaker John Carpenter, she portrayed Annie Brackett in Halloween (1978) and also appeared in his films Assault on Precinct 13 (1976) and The Fog (1980). She reprised her role as Annie in Halloween II (1981) and made her final film appearance as a separate character in the stand-alone Halloween III: Season of the Witch (1982).

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