A dedicated research scientist's vital work on a new drug is threatened when anonymous letters accuse him of being a homosexual.

A story about the feelings of parents whose teenagers are drug addicts. Gannon tries to save a 16-year-old girl from heroin addiction. His efforts are continually frustrated by her father, a professor who refuses to acknowledge the problem.

A brooding young doctor (Gary Lockwood) is suspected of murdering a woman on hospital grounds.

A woman doctor (Vera Miles) battles male prejudice.

William Devane guests as the maverick director of a free clinic. The maverick director of a ghetto clinic endangers its future by his refusal to follow rules in making reports on his patients to the police.

The problems of parents with mentally disabled children are explored in this episode. Dr. Gannon recommends treatment for Jenny, an abnormally active little girl. What do you do with a gifted child? Doc Gannon believes in a school for exceptional youngsters, and since he is the godfather of the child, he pushes a bit. Gannon's adversary is Mom, who takes an opposing position, and the friction between the two sparks the hour.

The problems of a doctor who has trouble adjusting to civilian life after serving in Vietnam. Dr. Eric Canford, a brilliant surgeon, comes back from war service with a drinking problem but refuses to admit it is affecting his work.

Modern medicine clashes with black magic as Gannon tries to save a girl afflicted with Addison's Disease-and a belief in the all-pervading, healing powers of Satan. (60 mins)

The problems of a patient who may face radical surgery. Doc Gannon demonstrates his noble side for the ladies, protecting Sandra Polk, a patient, when her husband becomes jealous. Suspicious professor Tink Polk flares up over his wife's appointments with Gannon while Joe, of course, remains Simon pure, merely keeping his patient's illness from her husband at her request.

Blinded in an attack, Gannon is still being stalked by a would-be killer.

A hallucinating patient accuses Gannon of fathering her unborn child.

Gannon is accused of shielding a seriously injured cop who allegedly shot a student without provocation.

A brash, long-haired surgeon (Gary Lockwood) runs afoul of his colleagues.

Gannon tries to save the life of a seriously ill Indian chief and enroll the chief's son in a physician's-assistant training program.

An intern who thinks his fiancee is ""wholesome"" doesn't know she contracted syphilis before they met.

A deadly story of sibling conflict.

A missing radium implant could contaminate the entire hospital.

A mentally disabled teenager (Pamela Franklin) has been abandoned by her mother.

The story of a troubled former vaudeville star (Jack Carter).

The high cost of hospital care is dramatized.

An insight into Lochner's personal life with his ex-wife (Dina Merrill) and daughter (Charlotte Stewart).

A once-brilliant surgeon (Richard Kiley) has become totally withdrawn. Dr—Thomas Patton, once a brilliant surgeon, now specializes in pathology, where he works only with the dead. Nor can anything reawaken his interest in the living, not even the needs of his critically ill ex-wife.

An aging doctor mistakenly believes that his medical practice is as good as ever. Pat Hingle as Dr. Farrring, a septuagenarian heart-transplant recipient whose mistaken faith in his new-found stamina could have tragic consequences for a young cancer patient.