Murder on the Blackboard

There are plenty of guilty secrets at the school where Hildegarde Withers teaches. When she finds the body of the pretty music teacher, she calls in her old friend Inspector Piper, who promptly arrests the obvious suspect. Clues multiply and everyone looks suspicious as Piper and Miss Withers continue their battle of the sexes.

• George ArchainbaudDirector
• Max SteinerOriginal Music Composer
• Bernhard KaunOriginal Music Composer
• Willis GoldbeckScreenplay

• Edna May OliverHildegarde Withers
• James GleasonPolice Insp. Oscar Piper
• Bruce CabotStevens
• Gertrude MichaelJane Davis
• Regis ToomeyDetective Smiley North
• Edgar KennedyDetective Donahue
• Tully MarshallMacFarland
• Jackie SearlLeland
• Frederick VogedingOtto (as Fredrik Vogeding)
• Barbara FritchieLouise
• Gustav von SeyffertitzDr. Von Immen
• Tom HerbertDetective McTeague