Mary Poppins five books recount previously unrecorded adventures from her original three visits. As P. L. Travers explains in her introduction to "Mary Poppins in the Park", "She cannot forever arrive and depart." The books were adapted by Walt Disney into a musical film titled "Mary Poppins" (1964), starring Julie Andrews and Dick Van Dyke. The film "Saving Mr. Banks" (2013) depicted the making of the 1964 film. In 2004, Disney Theatrical in collaboration with Cameron Mackintosh (who had previously acquired the stage rights from Travers) produced a stage musical also called "Mary Poppins" in London's West End theatre. The stage musical
Mary Poppins was transferred to Broadway, in New York, in 2006, where it ran until its closing on 3 March 2013. The first book introduces the Banks family from Number Seventeen Cherry Tree Lane, London, consisting of Mr. and Mrs. Banks, their children Jane and Michael, and baby twins John and Barbara. When the children's nanny, Katie Nanna, storms out in a huff, Mary Poppins arrives at their home, complete with her travelling carpet bag, blown in by a very strong East wind. She accepts the job (agreeing to stay "till the wind changes"), and the children soon learn that their nanny,