Watch the theatrical trailer for the 1956 horror film The Bad Seed. In the movie, a housewife suspects that her seemingly perfect 8 year-old daughter is a heartless killer. The film stars Nancy Kelly, William Hopper, Patty McCormack, Henry Jones, Eileen Heckart and Evelyn Varden. The Bad Seed was nominated for four Academy Awards. They were for Best Actress in a Leading Role (Nancy Kelly), Best Actress in a Supporting Role (Eileen Heckart and Patty McCormack, separately) and Best Cinematography, Black-and-White.