Robert Stevenson, Director: Mary Poppins. Robert Stevenson was born on March 31, 1905 in Buxton, Derbyshire, England as Robert Edward Stevenson. He was a director and writer, known for Mary Poppins (1964), Bedknobs and Broomsticks (1971) and The Love Bug (1968). He was married to Ursula Henderson, Anna Lee and Frances Howard. He died on April 30, 1986 in Santa Barbara, California, USA.