Kildare tries brain surgery, advised by Dr. Gillespie, and faces a rival for nurse Lamont.

A variety of predicaments arise to distract Dr. Kildare from his wedding to Nurse Mary Lamont.

A medical school graduate takes an internship at a big city hospital, only to be subjected to a rigorous (and sometimes embarrassing) testing of his knowledge by the hospital's top dog, Dr. Leonard Gillespie.

Following an argument with his young protege, the curmudgeonly Dr. Gillespie dumps Jimmy Kildare in a street clinic, hoping to teach him a lesson. While working there Kildare meets pretty nurse Mary Lamont, and ends up treating a hoodlum with a gunshot wound. He purposely fails to write a report on it, and soon finds himself in a heap of trouble. Who else would come to his rescue but good old Dr. Gillespie?

A doctor receives an early morning callout and is kidnapped. American detective Nick Logan assists Scotland Yard in tracking down the perpetrator.

In this drama, a New York physician takes a much-needed vacation down South. Unfortunately, he encounters a nurse working in the backwoods and ends up helping her to combat an epidemic that rages through the mountain communities. The doctor she works for prefers traditional herbs to modern medicine.

A shy man, Toñito, wants to become like his neighbor, an idol of the Cádiz carnival. To do so, he invents a potion.

Intern Kildare heals a millionaire's daughter and tricks Dr. Gillespie into taking a vacation.

Siles, a wealthy American, devotes all his time to research. When he tests a tincture on himself he discovers his physical appearance has transformed, and that he can transform back with the use of another tincture. Siles decides to take advantage of his transformations and live a double life.

A lawyer and confidant of Dr. Jekyll investigates the mysterious events behind his friend`s absence and the horrors surrounding a new entity: Hyde.