Teenager Henry Aldrich and his pal Dizzy decide to try and earn extra money by starting a babysitting service.
| Actor | Role |
|---|---|
 Jimmy LydonHenry Aldrich | Henry Aldrich |
 Charles SmithDizzy Stevens | Dizzy Stevens |
 John LitelMr. Samuel J. Aldrich | Mr. Samuel J. Aldrich |
 Olive BlakeneyMrs. Aldrich | Mrs. Aldrich |
| JJoan MortimerElise Towers | Elise Towers |
 Tina ThayerJennifer Dale | Jennifer Dale |
 Ann DoranHelen Martin | Helen Martin |
 Almira SessionsAunt Maude | Aunt Maude |
 Tom FaddenMr. Luther | Mr. Luther |
 Byron FoulgerBill Collector | Bill Collector |
 Noel NeillDaisy | Daisy |
 Sarah EdwardsMrs. Bradley | Mrs. Bradley |