Allwatchers Spotlight - Mary Poppins: Detailed analysis of the film, and a list of films similar to this one.
Epinions.com - Mary Poppins (1964): Review of the film
Hidden Mickeys in Mary Poppins (1964): Images, and silhouettes, of Mickey hidden throughout the film.
IMDb - Mary Poppins (1964): Cast/credits plus additional information about the film
Reel Classics: Mary Poppins (1964): Summary, audio and video clips, quotes and pictures.
TV Guide Online: Mary Poppins: Includes a detailed review as well as cast and crew information.
WWWF Ground Zero: Mary Poppins vs. Maria von Trapp: Julie Andrews vs. Julie Andrews in the battle of the Nannies. [humor]