Julie Andrews
Self
Dick Van Dyke
Self
Chris Connelly
Self
Pete Docter
Self
Tom Hanks
Self
Emma Thompson
Self
Emily Blunt
Self
Lin-Manuel Miranda
Self
Josh Gad
Self
Karen Dotrice
Self
John Stamos
Self
Emily Mortimer
Self
Walt Disney
Self (Archival footage)
Phil Rosenthal
Self
Ashley Brown
Self
The Untold Story of Mary Poppins: A Special Edition of 20/20
Released