The Alfred Hitchcock Hour: Where the Woodbine Twineth

After Eva Snyder becomes an orphan, she comes to live with the elderly Mississippi riverboat Captain King Snyder and his old maid daughter Nell. While the Captain is piloting his boat, Nell finds it difficult to govern Eva, who constantly talks to imaginary friends whom Eva believes are real, including Mingo and her father Mr. Peppercorn. When the Captain returns, he presents Eva with a gift-a black doll named Numa.