Diagnosis: Murder

Barnaby Jones is a television detective series starring Buddy Ebsen and Lee Meriwether as father- and daughter-in-law who run a private detective firm in Los Angeles. The show ran on CBS from January 28, 1973 to April 3, 1980, beginning as a midseason replacement. William Conrad guest starred as Frank Cannon of Cannon on the first episode of Barnaby Jones, "Requiem for a Son" and the two series had a two-part crossover episode in 1975, "The Deadly Conspiracy".

Baretta is an American detective television series which ran on ABC from 1975 to 1978. The show was a milder version of a successful 1973–74 ABC series, Toma, starring Tony Musante as chameleon-like, real-life New Jersey police officer David Toma. While popular, Toma received intense criticism at the time for its realistic and frequent depiction of police and criminal violence. When Musante left the series after a single season, the concept was retooled as Baretta, with Robert Blake in the title role.

Stu Bailey and Jeff Spencer are the wisecracking, womanizing private-detective heroes of this Warner Brothers drama. They work out of an office located at 77 Sunset Strip in Los Angeles, California, right next door to a snazzy restaurant where Kookie works as a valet. The finger-snapping, slang-talking Kookie occasionally helps Stu and Jeff with their cases, and eventually becomes a full-fledged member of the detective agency. Rex Randolph and J.R. Hale also join the firm, and Suzanne is their leggy secretary.

Professor Jasper Tempest, a genius Cambridge University criminologist with OCD and an overbearing mother, advises the police. British version of the Belgian crime drama of the same name.

Laura Diamond, a brilliant NYPD homicide detective balances her “Columbo” day job with a crazy family life that includes two unruly twin boys and a soon-to-be ex-husband — also a cop — who just can't seem to sign the divorce papers. Between cleaning up after her boys and cleaning up the streets, she’d be the first to admit she has her “hot mess” moments in this hilariously authentic look at what it really means to be a “working mom” today. Somehow, she makes it all work with the help of her sexy and understanding partner, and things becomes even more complicated when her husband, ironically, becomes her boss at the precinct. For Laura, every day is a high-wire balancing act.

McMillan & Wife is a lighthearted American police procedural that aired on NBC from September 17, 1971 to April 24, 1977. Starring Rock Hudson and Susan Saint James in the title roles, the series premiered in 90-minute episodes as part of the wheel series NBC Mystery Movie, in rotation with Columbo and McCloud. Initially airing on Wednesday night, the original line-up was shifted to Sundays in the second season, where it aired for the rest of its run. This was the first element to be created specially for the Mystery Movie strand.

A television anthology series hosted by Alfred Hitchcock featuring dramas, thrillers, and mysteries.

A recently retired English professor discovers a real knack for investigation and cannot help but interfere with the cases assigned to her police detective son.

Morgan is a single mom with an exceptional mind, whose unconventional knack for solving crimes leads to an unusual and unstoppable partnership with a by-the-book seasoned detective.

Police Detective Sgt. Joe Friday and his partners investigate crimes in Los Angeles.

Toronto’s only female private detective in the 1920s takes on the cases the police don’t want or can’t handle. From airplanes and booze running to American G-men, Communists and union busters, Frankie’s fearless sense of adventure gets her into all kinds of trouble, but she always manages to find her way out.

When an assassin's bullet confines him to a wheelchair for life ending his career as Chief of Detectives, Robert T. Ironside becomes a consultant to the police department. Detective Sergeant Ed Brown and policewoman Eve Whitfield join with him to crack varied and fascinating cases. Ex-con Mark Sanger is employed by the chief as home help but eventually becomes a fully fledged member of the team also. Officer Whitfield leaves after 4 years service, and is replaced by Officer Fran Belding.