In this film based on a Neil Simon play, newlyweds Corie, a free spirit, and Paul Bratter, an uptight lawyer, share a sixth-floor apartment in Greenwich Village. Soon after their marriage, Corie tries to find a companion for mother, Ethel, who is now alone, and sets up Ethel with neighbor Victor. Inappropriate behavior on a double date causes conflict, and the young couple considers divorce.

Expecting the usual loss, a boxing manager takes bribes from a betting gangster without telling his fighter.

Pier 23 was one of three hour-long mysteries produced by Lippert Productions for both TV and theatrical release. Each of the three films was evenly divided into two half-hour "episodes," and each starred Hugh Beaumont as San Francisco-based amateur sleuth Dennis O'Brien. In Pier 23, O'Brien first tackles the case of a wrestler who has died of a suspicious heart attack after refusing to lose a match. He then agrees to help a priest talk an escaped criminal into returning to prison.

An up-and-coming poker player tries to prove himself in a high-stakes match against a long-time master of the game.

Sensational movie star Mavis Arden's following spans the world and her personal appearance tours prove her popularity. On her way home from one such appearance, Mavis' car breaks down. She orders her publicity agent to find her a place to stay, suspicious that he planned the breakdown to keep her away from a man. However, she soon finds herself mooning over an attractive local repairman and listening to his ideas about inventing equipment for film.

An Irish crooner flirts with prize-fighting.

Warren Quimby manages a drugstore while trying to keep his volatile wife, Claire, happy. However, when Claire leaves him for a liquor store salesman, Warren can no longer bear it. He decides to assume a new identity in order to murder his wife's lover without leaving a trace. Along the way, his plans are complicated by an attractive neighbor, as well as a shocking discovery that opens up a new world of doubts and accusations.

Seriously ill, concert pianist Karen Duncan is admitted to a Swiss sanitorium. Despite being attracted to Dr Tony Stanton she ignores his warnings of possibly fatal consequences unless she rests completely. Rather, she opts for a livelier time in Monte Carlo with dashing Paul Clermont.

A Navy veteran takes up boxing and winds up killing his own friend in the ring during a championship match.

Cocky car racer Nick Jargin has retired since he nearly caused the death of his brother at a hairpin bend on a circuit. He now holds a trendy café who keeps him busy full time until one day, Tony Boari, a new champion racer, challenges him.