Question: Saving Mr. Banks is a 2013 period drama film starring a British actress known for her portrayals of what?
Sentence (from "Saving Mr. Banks"): Centered on the development of the 1964 film "Mary Poppins", the film stars Emma Thompson as author P. L. Travers and Tom Hanks as filmmaker Walt Disney, with supporting performances by Paul Giamatti, Jason Schwartzman, Bradley Whitford, and Colin Farrell.
Relevant evidence: Yes