- Maya Ritter as Molly McIntire
- Molly Ringwald as Helen McIntire
- David Aaron Baker as James McIntire
- Andrew Chalmers as Ricky McIntire
- Genevieve Farrell as Jill McIntire
- Samantha Somer Wilson as Linda Rinaldi
- Hannah Fleming as Susan Shapiro
- Tory Green as Emily Bennett
- Sarah Orenstein as Gladys Gilford
- Geri Hall as Mrs. Taft
- Josette Halpert as Alison Hargate
- Cameron Lewis as Dwight Koloski
- Sarah Manninen as Charlotte Campbell
- Landon Norris as Tim Rutledge
- Eliza Jane Scott as Miss LaVonda
- Jason Spevack as Jimmy
- Alex Steele as Jane
- Amy Stewart as Eleanor Culver
- Bill Timoney as Newsreel narrator (voice)
Books Included in the Film
Like the other movies, Molly's focuses mostly on one main book and one secondary book, with a few events pulled from the others. In this case, the plot revolves around Changes for Molly, while Emily and her character development are lifted from Happy Birthday, Molly!.
- In Changes for Molly, it is only offhandedly mentioned that Miss Campbell's fiancé died in the war; in the movie, the students get the information during the spelling bee.
- Brad McIntire is completely removed.
- In the books, both of Emily's parents are alive. In the movie, Emily's mother is dead.
- In Changes for Molly, Molly falls ill on the day of the "Hurray for the USA!" performance and does not get to perform. In the movie, her illness is completely removed.
- In the books, Molly's father has been overseas since 1942 due to the war and is not physically seen until he returns home in Changes for Molly. In the movie, the whole family is together until Molly's father is called for service overseas, and the McIntires see him off.
- In Brave Emily, Emily states that her father is a doctor. In the movie, Emily mentions that her father works as a bus driver.
- In the movie, Mrs. McIntire takes in Emily when Mrs. Shaw's son returns home due to war injuries; there is no mention of Emily's Aunt Primrose or her illness. Molly gets no prior knowledge about Emily's arrival.
- Emily has gone to stay with her aunt by the time of the "Hurray for the USA!" performance in the books; in the movie, she is a participant.
- Alison Hargate is portrayed as a blonde in Molly's books while in the film, she has dark brown hair. She is also snobbier in the movie. In the books, Alison is an average dancer but in the movie, she is Molly's main competition for Miss Victory.
- In the books, Miss LaVonda has her own dance studio. In the movie, it is simply a class at Molly's school.
- Molly's struggles with math are never mentioned.
Since The WB Television Network was shut down, the movie premiered on November 26, 2006, on the Disney Channel.
The DVD was released on November 28, 2006 by Warner Home Video.
A deluxe DVD edition of the movie was released on May 2, 2011, to celebrate American Girl's 25th anniversary.
The original DVD edition contained the following extras:
- Behind-the-Scenes Featurette: Uncle Sam Wants You...to Tap Dance
- English, French, and Spanish subtitles
The deluxe DVD edition retained the behind-the-scenes featurette from the original DVD and added the following extras:
- Sisters of the Skies
- All About Molly, An American Girl
- English subtitles
Items Associated With the Movie
- Molly McIntire (doll)
- Emily Bennett (doll)
- Molly's Miss Victory Costume
- Emily's Tap Costume
- Emily's Pajamas
- Emily's Robe and Slippers
- Emily's Holiday Outfit
- Molly's Stage and Screen
- It was the first American Girl Movie to receive a comedy genre.
- "Senator Claghorn", whom Molly listens to on the radio, did not debut until October 1945. The movie is set in 1943.
- The first song Molly listens to at the "Dance for Victory Contest" is Sing Sing Sing (With a Swing).