A young woman from Las Vegas wants Perry Mason to defend her father.
When his former secretary is accused of a murder, Perry Mason gives up a judgeship to defend her.
Perry Mason defends the husband of a famous rock singer who was found being killed after having had a tremendous discussion with her husband and her manager.
Ken Malansky, a law student of Perry Mason's, is accused of murdering a fellow student. Perry is reluctant to take on his case as the victim was the son of a close friend.
A painter, believed to be dead, returns to make allegations that a gallery owner is selling counterfeits of his work. Later, the artist is murdered.
A priest is murdered and the main suspect is a nun.
The owner of a cosmetics company is unveiling a new cream which she claims she's been using. She's been keeping her age a secret and now reveals that she's 60 and owes her appearance to the cream. She's later killed and the formula missing. Her husband is arrested and Perry defends him.
A very nervous man named Cartwright comes into Perry's office to have the neighbor arrested for his howling dog. He states that the howling is a sign that there is a death in the neighborhood. He also wants a will written giving his estate to the lady living at the neighbors house. It is all very mysterious and by the next day, his will is changed and Cartwright is missing, as is the lady of the house next door. Perry has a will and a retainer and must find out whether he has a client or a beneficiary.
Perry Mason ventures to Paris to defend a U.S. Marine Corps Captain accused of murdering a man suspected of being a Nazi SS Officer.
Perry must defend the husband of an old flame from a murder charge.
The chief suspects in the murder of an author are the numerous colleagues whom he continuously plagiarized.
A young theatre director is accused of killing a more famous Broadway director. Perry takes his case.
Perry Mason is invited to the marriage of the daughter of an old friend of his. But after the ceremony the uncle of the bride is dead. Certainly this is a case for Perry Mason.
Jordan White, a publisher friend of Perry, is called to a hotel where a guest, famous horror writer David Hall, has cleared out the hotel for a weekend and has called his "friends" - an actress, a fortune-teller, David's private assistant and the two remaining staff at the hotel to discuss business. They have come to the hotel as all of them are going to sue David over his new book - "The Resort" which characters are obviously based on Jordan and the guests. A practical joker, David plays tricks on them until he is thrown from the high tower of the hotel where Susan Warrenfield, the manager and owner of the hotel sees the fall and then Jordan at the tower causing the police to arrest Jordan. While Perry and Della try to solve the main mystery, Paul tries to find out who is trying to scare Susan away from the hotel. Could it really be a ghost or a more earthy visitor?
Sleazy talk show host Ted Mayne writes a tell-all book, which enrages and embarrasses several very prominent women. One of them, actress Roxanne Shield, loses her composure during an interview and winds up making a televised death threat. Of course, when Ted is murdered, she is arrested. Witnesses claim they saw Roxanne outside his apartment that night and police later find the murder weapon in her car. Renowned defence attorney Perry Mason accepts the challenge of defending her in court.
Perry investigates the murder of a former madam and uncovers a multimillion dollar banking fraud in the process.
David Katz is a world famous magician and he comes to Denver with his group to perform for a charity gala for disabled children. Also there is Perry and Della as all three are supporters of the charity. Kate Ford, an assistant with an arrogant attitude, tells David that she is, from now on, going to do an illusion in which an assistant is raised in a glass coffin only to disappear when the coffin is opened up in the air (while the assistant climbs out before the coffin is raised.) After a one night stand with David, Kate is pregnant and she blackmails David with this. David and his wife Judy can't have children so that comes as a double blow to them. However Kate, with her attitude, creates much hatred at her from the rest of the group. At the gala, the glass coffin is raised but when it opens Kate's dead body falls to the ground - strangled.
An actor rigs a fake shooting on TV with the connivance of his friend, the show's host, but the practical joke goes wrong when the gun turns out to contain a live round.
Mason defends a man he had sentenced to prison when he was an appellate-court judge. Now, 18 months after the sentencing, a new witness turns up to prove the man's innocence. Mason steps in to defend the man.
Perry and Della are finally married by his old friend, Judge Mary. They plan to go on a honeymoon, but before it can start, Perry is retained by a woman with a gun and $5000.