The film was based on an original story. It was purchased for Universal by Adele Comandini. In May 1936 the studio announced they would make it as a vehicle for 13 year old Jeanne Dante, who had been on Broadway in Call It a Day, and it would be produced by Harry John Brown who had recently joined Universal from Warners.

Movie's ratings
Production
Three Smart Girls
(1936) " They SAY nothing They HEAR nothing They SEE nothing but KNOW everything! (Print Ad – Pittsburgh Press, ((Pittsburgh, Penna.)) 27 December 1936)"
Country | |
Runtime | 1 hr 24 min |
Budget | $326 000 |
Premiere: World | February 22, 1937 |
Box Office – Budget | $1 309 800 |
Premiere: USA | $1 635 800 December 20, 1936 |
Digital: World | March 6, 2012 |
Production Companies | |