X Marks the Spot

A detective must solve a case where a girl was murdered in a room--and all the doors and windows were locked from the inside.

Famous private detective Tip O'Neil is summoned by telegram to the estate of old friend Paul Harding, but finds the telegram was sent by Paul's attractive secretary, Amy Hutchins. Paul admits his dog was shot by extortionists to show they mean business, and shows Tip some threatening notes they sent. That night, Paul's ward, Corinne, is kidnapped by two gangsters and her driver is found dead the next morning. The kidnappers contact Tip demanding $200,000, which is delivered according to instructions. Awaiting the return of Corrine, Tip learns her fiancé, Gene Leland, is an ex-convict, and he also investigates why a thug, Maratti, was found prowling around the grounds, and why Paul's brother-in-law, Jim Glenray, was seen leaving the estate late the night before. And when the chauffeur is murdered with Amy's gun as he was about to confess some complicity, Tip has to piece together various clues to pinpoint the culprits.

In the second of the PRC "Michael Shayne" series,civic crusader Burton Stallings hires private detective Michael Shayne to locate the former's missing step-daughter Helen. Shayne discovers that Stallings himself has had Helen confined in an asylum in order to obtain her money.

Angel's televangelical ministry launches a boycott against a movie entitled "Little Ezekial," and Rockford is hired to protect its star.

A private detective goes after the kidnappers of his ex-girlfriend's son and becomes involved in a series of murders.

Alice Gould, a private investigator, pretends to be mentally ill in order to enter a psychiatric hospital and gather evidence for the case she is working on: the death of a patient in unclear circumstances.

A private detective and a blonde acquaintance whom he has rescued from a misdirected murder charge, discover a body in his beachside cottage; only it has disappeared by the time the police arrive, leaving him to be charged with hoaxing the police. With his license in jeopardy, his would-be fiancee and an inquiring reporter set out to investigate.

Detective discovers that a colleague's death is tied into the disappearance of a wealthy playboy's wife.

Reluctant New York City private eye P.J. Detweiler is hired as a bodyguard to protect Maureen Preble, the mistress of shady millionaire William Orbison. In truth, Orbison plans a deadly intrigue in which P.J. is to play a central part. Meanwhile, complications ensue as P.J. gradually falls in love with Maureen. (Wikipedia)

Scion of the once-rich Mitchell family, Herbert Wynn is found shot to death. Nurse Adams, bored by hospital routine, is recruited by the police to ferret out clues as she tends to Wynn's elderly aunt Julia. Jokingly given the 'rank' of Miss Pinkerton, after the famous detective agency, Adams probes into the mystery, but not before a second death.

A young, beautiful and rich girl, Dimpy Singh, approaches Samrat Tilakdhari, a private investigator, with a strange case. Their garden got ruined for reasons that appear natural but are not known; leading horticulturists have examined the fading plants but they have not been able to identify the probable reason. Further, her father's favorite horse died; once again the reason for the pre-mature death remains a mystery. That's not the end; Dimpy's father Mahendra Pratap Singh, otherwise a very strong and balanced man, has been experiencing deteriorating health. All these aspects when combined makes the case sound weird and that grabs the attention of Samrat. Samrat along with his assistant friend, Chakradhar Pandey, visits the huge estate of Mahendra Pratap Singh. As he starts investigating, he discovers lots of mysterious facts.

In 2200, private detective Aline Ruby and her android partner Carlos Rivera are hired by a wealthy businessman to track down a notorious hacker. On Mars, they descend deep into the underbelly of the planet's capital city where they uncover a darker story of brain farms, corruption, and a missing girl who holds a secret about the robots that threatens to change the face of the universe.

Browning is a PI with a bad cold, who's sent to investigate a case by a mysterious client. He stumbles across the body of a young woman and is stabbed to death, and when he wakes up in heaven, they tell him he's "marginal material," and they can only decide on his final destination through one last assignment: to go back and solve his own murder. As a dog. A cute fluffy little dog (Benji). Undaunted, Browning begins to investigate the case as best he can around his canine disabilities (dialing the phone presents a special challenge) to solve the murders, save the girl, and see justice done.

Harper is a cynical private eye in the best tradition of Bogart. He even has Bogie's Baby hiring him to find her missing husband, getting involved along the way with an assortment of unsavory characters and an illegal-alien smuggling ring.

Hugh Beaumont stars as detective "Michael Shayne" in this 1946 B-film.

In the second screen version of The Maltese Falcon, a detective is caught between a lying seductress and a lady jewel thief.

A lovely dame with dangerous lies employs the services of a private detective, who is quickly caught up in the mystery and intrigue of a statuette known as the Maltese Falcon.

A new case for the cult detectives! Not by coincidence, a mysterious videotape falls into the hands of Jupiter Jones, Pete Crenshaw and Bob Andrews during Jupiter's birthday party in Rocky Beach. On it is a recording of Jupiter's long dead parents. In their message they want to communicate to their son the key to an especially tricky riddle.

After receiving numerous death threats, the millionaire father of a young woman hires a private detective.

Rose Winters, a private detective out of Los Angeles, teams with Ed Mills, a somewhat inexperienced young detective, to find out who is blackmailing a wealthy contractor.