Unusual spoof of old gangster movies in which a cast made up entirely of children sings and dances its way around Prohibition-era sets, substituting toy guns and whipped cream for machine guns and bullets.
Bugsy Malone (1976)
1970s
for 1970s in Tween Movies by Decade
Suggested by krmickey97
Same as the last two, but slightly younger audiences and middle school aged protagonists