A modern-day tale of gangsterism and revenge. After a notorious mobster murders a Jewish tailor and is let off for the crime, a band of outraged high-school students turns into vigilante crusaders hell-bent on punishing the wrongdoers. Memorable pre-Code moment: the students torturing a gangster by dangling him over a pit filled with rats.

Best pals Penrod and Sam are leaders of a super-secret neighborhood society, the In-Or-In Boys Club. Troubles arise when a pompous prig tries to join the club and when the boys lose their clubhouse in a land sale. But there’s also plenty of time to play pranks, put on a carnival, experience the pangs of first love, and romp with Duke, the world’s best dog.

A trapeze artist causes the death of another over their mutual love of a girl. When a new artist joins the troupe and falls in love with her, she must protect him from her ex-lover's jealous rage.

A star rower is forced to join a good school under a pseudonym because his wealthy dad doesn't like schools that have high academic standards.

When delusional madman Roxor kidnaps a scientist in hopes of using his death ray to achieve world dominance, he is opposed by Chandu, a powerful hypnotist and yogi.