Task: Explanation
Input (English): Superman (informally titled Superman: The Movie in some listings and reference sources) is a 1978 superhero film directed by Richard Donner and based on the DC Comics character of the same name. The film is a British, Swiss, Panamanian and American joint venture, produced by Warner Bros., Film Export A.G., Dovemead Limited and International Film Productions. "Superman" features an ensemble cast of Marlon Brando, Gene Hackman, Christopher Reeve, Jeff East, Margot Kidder, Glenn Ford, Phyllis Thaxter, Jackie Cooper, Trevor Howard, Marc McClure, Terence Stamp, Valerie Perrine, Ned Beatty, Jack O'Halloran, Maria Schell, and Sarah Douglas. The film depicts Superman's origin, including his infancy as Kal-El of Krypton and his youthful years in the rural town of Smallville. Disguised as reporter Clark Kent, he adopts a mild-mannered disposition in Metropolis and develops a romance with Lois Lane, while battling the villainous Lex Luthor. Question: Which horror film was previously directed by the same director as a 1978 film starring Marlon Brando and Gene Hackman? Answer: "The Omen"
Output (English):  Superman features an ensemble cast of Marlon Brando, Gene Hackman, Christopher Reeve, Jeff East, Margot Kidder, Glenn Ford, Phyllis Thaxter, Jackie Cooper, Trevor Howard, Marc McClure, Terence Stamp, Valerie Perrine, Ned Beatty, Jack OHalloran, Maria Schell, and Sarah Douglas.