Peggy Cummins (born December 18, 1925) is a British actress, best known for her role in Joseph H. Lewis' Gun Crazy, playing a sharp shooter who robs banks with her lover John Dall. Cummins was born in Prestatyn, Wales. Her film debut was in Dr. O'Dowd (1940). She moved to Hollywood in the mid-forties, making six films there, including Gun Crazy (1949), before returning to Britain in 1950. She later starred alongside Dana Andrews in Night of the Demon (1957), directed by Jacques Tourneur. She briefly dated Howard Hughes.
Her career ended long ago and she lives in retirement, presumably somewhere in Great Britain. During the 1970s Cummins was very active in a national charity, Stars Organisation for Spastics, raising money and chairing the management committeee of a holiday centre for children with disabilities in Sussex.