Mary Poppins Returns is available on Digital 4K Ultra HD™ 3/12 and on 4K Ultra HD and Blu-ray™ 3/19! In Disney’s “Mary Poppins Returns,” an all new original musical, Mary Poppins is back to help the next generation of the Banks family find the joy and wonder missing in their lives following a personal loss. Directed by Rob Marshall from a screenplay by David Magee and a screen story by Magee & Marshall & John DeLuca based upon the Mary Poppins Stories by PL Travers, the film stars: Emily Blunt as Mary Poppins; Lin-Manuel Miranda as Jack; Ben Whishaw as Michael Banks; Emily Mortomer as Jane Banks; Julie Walters…