A dim-witted slumlord tries to reform a gang of urban boys (and impress an attractive young woman) by transforming their rough neighborhood into a more decent place.
The setting is a city block during a sweltering summer, where the residents serve as representatives of the not-very-idealized American melting pot. There is idle chitchat, gossip, jealousy, racism, adultery, and suddenly but not unexpectedly, a murder.
A man and woman, skeptical about romance, nonetheless fall in love and are wed, but their lack of confidence in the opposite sex haunts their marriage.
An alcoholic lawyer who successfully defended a notorious gambler on a murder charge objects when his free-spirited daughter becomes romantically involved with him.
Ivy Stevens is a cafe entertainer in love with a shifty salesman who deserts her. In attempting to commit suicide, she is saved by Carl, a Salvation Army officer. Encouraged by Carl, Ivy joins the Salvation Army. When her old flame re-enters her life, Ivy finds she is still attracted and begins another affair with him.
Making a delivery to a mysterious mansion in a rainstorm, radio salesman Hank Martin is knocked out when a suit of armor topples on him. Upon awakening, Hank finds himself in the time of King Arthur. At Camelot Castle, Hank uses a cigarette lighter and his skill with a lasso to save himself from being executed as a demon. Hank so impresses Arthur that the king orders him to joust with one of his knights to save the life of Princess Alisande.
British estate agent Renfield travels to Transylvania to meet the mysterious Count Dracula, who is interested in leasing a castle in London. After Dracula enslaves Renfield and drives him to insanity, the pair sail to London together and Dracula, a secret vampire, begins preying on London socialites.
When misfortune hits hard on the Jordan family of Chicago's upper class, Bonnie Jordan, a dazzling and witty girl, finds a job as an aspiring reporter; however, his naive younger brother Rodney takes a twisted path and gets involved with the wrong people.
A tramp falls in love with a beautiful blind flower girl. His on-and-off friendship with a wealthy man allows him to be the girl's benefactor and suitor.
Mr. Schmidt's costume store is bankrupt because he spends his time on Rube Goldberg-style inventions; the creditors send a young manager who falls for Schmidt's niece Louise, but she'll have none of him. Schmidt's friends Ted, Queenie, and some goofy firemen try to help out; things come to a slapstick head when Louise needs rescuing from a fire.
Old sailor Chris Christofferson eagerly awaits the arrival of his grown daughter Anna, whom he sent at five years old to live with relatives in Minnesota. He has not seen her since, but believes her to be a decent and respectably employed young woman. When Anna arrives, however, it is clear that she has lived a hard life in the dregs of society, and that much of spirit has been extinguished. She falls in love with a young sailor rescued at sea by her father, but dreads to reveal to him the truth of her past. Both father and young man are deluded about her background, yet Anna cannot quite bring herself to allow them to remain deluded.