A young doctor falls in love with a disturbed young woman and apparently becomes involved in the death of her husband. They head for Mexico trying to outrun the law.

When a crafty reporter uses false pretenses to get a story out of heiress Tony Gateson, she turns the tables on him, telling the press that they are engaged. Suddenly he's front page news, every salesman is at his doorstep, and he loses his job. A series of misadventures ensues with him alternately back on his job and fired and her ex-fiancé showing up.

A temperamental Broadway producer trains an untutored actress, but when she becomes a star, she proves a match for him.

While in an army camp waiting to be discharged, Lt. Frank Hayden sees a fellow officer, Capt. Kincaid, attacking a girl. He stops Kincaid, thrashing him soundly in the process. However, to avoid a court-martial for striking a fellow officer, Hayden deserts and flees to the desert. He comes across Tom Doyle, who is stranded and dying of thirst, and takes Doyle back to his home. He meets and falls in love with Doyle's daughter Kitty.

In 1903, Doctor Huntington Bailey meets a friendly older lady during a train trip. She tells him that she is going to visit her brother Nick and his lovely young wife Allida. Once in New York, Bailey hears that his train companion suddenly died. Shortly afterward, he meets the strange couple and gets suspicious of Nick's treatment of his wife.

A radio host broadcasts a show about children living in an orphanage.

Father goes to an American Legion convention in Hollywood and the family goes along, visiting a studio a causing havoc on the set.

Gentleman crook Boston Blackie answers a want ad for an expert safecracker placed by Doris Macon, who claims a moral right to the safe's contents. She hires Blackie, and they break into the house where the safe is kept. Blackie blows up the safe just as owner Captain von Hoffmeier returns home. Doris disappears with papers from inside the safe, while Blackie takes phonograph records, which, when played with a special needle, reveal secrets that implicate von Hoffmeier as a German political spy.

When a confused eyewitness identifies New York City cabbie Brick Tennant as a killer, he is sentenced to death for a murder that he wasn't involved in. Though no one is willing to listen to the innocent prisoner's pleas for freedom, Brick's faithful fiancée, Mary, knows that her lover is innocent because she was with him when the crime was committed. As the scheduled execution draws ever nearer, Mary begins to investigate the murder herself.

Alexander Graham Bell falls in love with deaf girl Mabel Hubbard while teaching the deaf and trying to invent means for telegraphing the human voice. She urges him to put off thoughts of marriage until his experiments are complete. He invents the telephone, marries and becomes rich and famous, though his happiness is threatened when a rival company sets out to ruin him.