Switch (1975)

Mannix is an American television detective series that ran from 1967 through 1975 on CBS. Created by Richard Levinson and William Link and developed by executive producer Bruce Geller, the title character, Joe Mannix, is a private investigator. He is played by Mike Connors. Mannix was the last series produced by Desilu Productions.

The cases of a private investigations agency run by two Vietnam War veterans and their computer geek friend from high school, armed with toughness, their own helicopter, and the third's technical ability.

Wandering in and out of he underbelly of Los Angeles, where criminals roam free under the veil of night or hide in the shadows of day, is routine for Lieutenant Carter Shaw and his special undercover task force. This team understands that to bring down a criminal, one must first get on their level.

Robert McCall is a former agent of a secret government agency who is now running his own private crime fighting operation where he fashions himself as "The Equalizer." It is a service for victims of the system who have exhausted all possible means of seeking justice and have nowhere to go. McCall promises to even out the odds for them.

Hunter is an American police drama television series created by Frank Lupo, and starring Fred Dryer as Sgt. Rick Hunter and Stepfanie Kramer as Sgt. Dee Dee McCall, which ran on NBC from 1984 to 1991. However, Kramer left after the sixth season to pursue other acting and musical opportunities. In the seventh season, Hunter partnered with two different women officers. The titular character, Sgt. Rick Hunter, was a wily, physically imposing, and often rule-breaking homicide detective with the Los Angeles Police Department. The show's main characters, Hunter and McCall, resolve many of their cases by shooting dead the perpetrators. The show's executive producer during the first season was Stephen J. Cannell, whose company produced the series.

Matt Houston is an American crime drama series that aired on ABC from 1982 to 1985. Created by Lawrence Gordon, the series was produced by Aaron Spelling.

Sergeant “Pepper"” Anderson, an undercover cop for the Criminal Conspiracy Unit of the Los Angeles Police Department, poses undercover from mob girl to prostitute.

Strong and successful Alice Martin is a fraud investigator who's about to be the victim of fraud by her fiancé. Between her cases, she is determined to find him before it ruins her career.

Laura Holt, a licensed private detective, opens a detective agency but finds that potential clients refuse to hire a woman, however qualified. To solve the problem, Laura invents a fictitious male superior whom she names Remington Steele. Through a series of events that unfold in the first episode, "License to Steele," a former thief and con man, whose real name is never revealed, assumes the identity of Remington Steele. Behind the scenes, Laura remains firmly in charge.

Patrick Jane, a former celebrity psychic medium, uses his razor sharp skills of observation and expertise at "reading" people to solve serious crimes with the California Bureau of Investigation.