John Arnold DeMarco is a man who believes he is Don Juan, the greatest lover in the world. Clad in a cape and mask, DeMarco undergoes psychiatric treatment with Dr. Jack Mickler to cure him of his apparent delusion. But the psychiatric sessions have an unexpected effect on the psychiatric staff and, most profoundly, Dr Mickler, who rekindles the romance in his complacent marriage.

Story of the successful author Dr. Jekyll. One day, Hyde, one of his invented characters, detaches himself from the story and enters Jekyll's life. With the help of the fairy Jeanny, Hyde takes away Jekyll's penis, and later also his hair and teeth, and increasingly pushes him out of his successful life.

A man grows insane when he hears the beeping of a Monarch telephone, and he seeks help of a psychiatrist.

Mother and daughter bicker over everything -- what Anna wears, whom she likes and what she wants to do when she's older. In turn, Anna detests Tess's fiancé. When a magical fortune cookie switches their personalities, they each get a peek at how the other person feels, thinks and lives.

Before going on vacation, self-involved psychiatrist Dr. Leo Marvin has the misfortune of taking on a new patient: Bob Wiley. An exemplar of neediness and a compendium of phobias, Bob follows Marvin to his family's country house. Dr. Marvin tries to get him to leave; the trouble is, everyone loves Bob. As his oblivious patient makes himself at home, Dr. Marvin loses his professional composure and, before long, may be ready for the loony bin himself.

Andrew returns to his hometown for his mother’s funeral, a journey that reconnects him with old friends. The trip coincides with his decision to stop taking his powerful antidepressants. A chance meeting with Sam—a girl also struggling with various maladies—opens up the possibility of rekindling emotional connections, confronting his psychologist father, and perhaps beginning a new life.

Countless wiseguy films are spoofed in this film that centers on the neuroses and angst of a powerful Mafia racketeer who suffers from panic attacks. When Paul Vitti needs help dealing with his role in the "family," unlucky shrink Dr. Ben Sobel is given just days to resolve Vitti's emotional crisis and turn him into a happy, well-adjusted gangster.

4 mental patients formulate the plan to rescue their kidnapped doctor and teach the kidnappers a lesson.

After the death of his wife, retired judge Justin Playfair creates a fantasy world for himself in which he is the legendary detective Sherlock Holmes, even dressing like the character. Out of concern for Justin's money more than his health, his brother Blevins puts him under the care of psychiatrist Dr. Mildred Watson. As Dr. Watson grows fond of Justin, she begins to play along with his theories, eventually becoming an assistant in his investigations.

Alvin is your average guy, except for the fact women find him irresistible and chase him everywhere. He tries to avoid them and get psychiatric help but gets used by the psychiatrists as a gigolo to treat other patients instead.

Two window washers who are mistaken by Nick Craig, a bookie, as the messengers he sent for to pick up $50,000. Now the person he sent them to sent two of his men to get the money back but they found out about it. So they try to mail to Craig but a mix up has the money sent somewhere else and the woman who got it spent it. Now Craig needs the money to pay off one of his clients.

Two ghosts, who were mistakenly branded as traitors during the Revolutionary War, return to 20th century New England to retrieve a letter from George Washington which would prove their innocence.