Stepping into the magical world of #MaryPoppins: Karen Dotrice, the actress who played Jane Banks in the first Mary Poppins film, tells #ABC2020 about an on-set moment she shared with Julie Andrews. #MaryPoppinsReturns https://abcn.ws/2OVcWEE | ABC 20/20

MOVIE: Mary Poppins, 1964 STARRING: Julie Andrews, Dick Van Dyke, David Tomlinson, Glynis Johns, Hermione Baddeley PLOT: When Jane (Karen Dotrice) and Michael (Matthew Garber), the children of the wealthy and uptight Banks family, are faced with the prospect of a new nanny, they are pleasantly surprised by the arrival of the magical Mary Poppins (Julie Andrews). Embarking on a series of fantastical adventures with Mary and her Cockney performer friend, Bert (Dick Van Dyke), the siblings try to p