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.

A young doctor gives up big-city success to help his father set up a small-town clinic.

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?

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

An ice skater sues Kildare (Lew Ayres) for malpractice after his roadside first aid leaves her paralyzed.

Jimmy Kildare's impending nuptials are jeopardized by a diagnosis of possible epilepsy in his fiancee's brother.

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

Dr. Gillespie supports Kildare's crusade against their hospital's deal with a rival hospital.

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

The doctor (Lionel Barrymore) has a Kansan (Van Johnson), an Australian and an Asian from Brooklyn to choose from.

In this 13th entry to the Dr. Kildare series, the medical staff of Blair General hospital are challenged with further dilemmas, not the least of which includes a prison inmate who Dr. Gillespie believes belongs instead in an insane asylum.

Gillespie has to finally choose his official assistant, or Red and Lee are going to kill themselves in competition. So, it's another diagnosis competition. Lee's assignment is a small girl who falls ill whenever she eats candy. Red has to cure a girl's mother of a debilitating case of arthritis. But when Red needs Lee's help, will either one live with Gillespie's choice?

A young doctor proves his worth at a metropolitan hospital.

Spoiled socialite Cynthia Grace is suffering from a blood clot. Not unexpectedly, Tommy Coalt falls in love with Cynthia, much to her parents' dismay. Soon he's drawing up plans to marry the girl and setting up private practice in a smaller town.

Dr. Kildare's friend Dr. Gillespie is called in to investigate when a young man suffering from mental problems disappears on a killing spree.

Dr. Kildare treats and falls for impoverished ex-con Janet Healy, widow of a bank robber, who can't find her baby. Later she helps Kildare sew up gangster Hanlon in a tavern back room. Kildare pursues Janet and enlists Hanlon to help her; the gangster's solution, not surprisingly, is violent.