i be a schoolteacher and i might have do wonder for you if i would catch you early enough . so start the witty repartee between hildegarde withers and inspector piper and and a great movie partner ship be bear . this be the first film in a far too short series . stuart palmer create the character of hildegarde withers ( edna may oliver ) and the very exasperated police inspector piper ( james gleason ) . with oliver barb wit and dry one liner and the fact that gleeson know he can not solve the case without her and it be a match make in heaven . oliver make 3 hildegarde withers film the penguin pool murder and murder on a blackboard ( 1934 ) and murder on a honeymoon ( 1935 ) . after that helen broderick take over . she be a great character actress ( top hat and swing time ) and manage to keep the standard set by oliver high . however when zasu pitt take over it be hard to imagine her a a rational and witty schoolteacher and who would never miss a clue . even the title 40 naughty girl show how low the series have sink . hmmm and a pickpocket and the man a born detective . gwen ( mae clarke ) be have a fling with phillip seymour ( donald cook ) . she be married to stuffy gerald parker and the director of the aquarium and but be plan to divorce him . when he surprise them in a secret meeting and phillip punch him and he fall down the stair . he later turn up dead at the bottom of the penguin pool . piper gather the suspect together . hemingway ( clarence wilson ) who have just be sack because he have be play the stock market with aquarium fund and lawyer barry costello ( robert armstrong ) and seymour because he have confess and gwen because she be act suspiciously . rochelle hudson make an appearance a a sassy receptionist . both gwen and phillip be arrest hop to bring the real murderer out of hiding . costello and who secretly love gwen provide enough evidence to prove that only a man could have kill parker thus exonerate gwen . you will not believe the end ( it be really good . ) it take a certain type to be a detective yes i have notice that . recommend .