The film is about the making of "Mary Poppins" with Emma Thompson playing author P.L. Travers.
The cast includes Colin Farrell, Paul Giamatti, Jason Schwartzman, B.J. Novak, Bradley Whitford and Rachel Griffiths.
Scenes were shot at Disneyland on Tuesday (Nov. 6) and Wednesday.
"Saving Mr. Banks" is scheduled to hit theaters Dec. 20, 2013.