Fair Game (1958)

Jack Regan, an unethical officer of the Flying Squad, uses unorthodox methods to pursue criminals with the help of his partner, George Carter.

Navy SEAL Commander James Reece turns to vengeance as he investigates the mysterious forces behind the murder of his entire platoon. Free from the military’s command structure, Reece applies the lessons he’s learned from nearly two decades of warfare to hunt down the people responsible.

Jack Reacher, a veteran military police investigator, has just recently entered civilian life. Reacher is a drifter, carrying no phone and the barest of essentials as he travels the country and explores the nation he once served.

Danger Man is a British television series which was broadcast between 1960 and 1962, and again between 1964 and 1968. The series featured Patrick McGoohan as secret agent John Drake. Ralph Smart created the programme and wrote many of the scripts. Danger Man was financed by Lew Grade's ITC Entertainment.

Dempsey and Makepeace is a British television crime drama made by London Weekend Television for ITV, created and produced by Ranald Graham. The leading roles were played by Michael Brandon and Glynis Barber, who later married each other on 18 November 1989. The series combined elements of previous series such as the mis-matching of British and American crime-fighters from different classes as seen in The Persuaders! and the action of The Professionals.

Cordell Walker, a widower and father of two with his own moral code, returns home to Austin after being undercover for two years, only to discover there's harder work to be done at home.

Thomas Magnum, a decorated former Navy SEAL, returns home from Afghanistan and applies his military skills to become a private investigator in Hawaii taking jobs no one else will—with the help of fellow vets T.C. Calvin and Rick Wright, and former MI:6 agent, Juliet Higgins.

The Mod Squad was the enormously successful groundbreaking "hippie" undercover cop show that ran on ABC from September 24, 1968, until August 23, 1973. It starred Michael Cole as Pete Cochren, Peggy Lipton as Julie Barnes, Clarence Williams III as Linc Hayes, and Tige Andrews as Captain Adam Greer. The executive producers of the series were Aaron Spelling and Danny Thomas. The iconic counter-culture police series earned six Emmy nominations, four Golden Globe nominations plus one win for Peggy Lipton, one Directors Guild of America award, and four Logies. In 1997 the episode "Mother of Sorrow" was ranked #95 on TV Guide's 100 Greatest Episodes of All Time.

A slightly unhinged former Navy SEAL lands a job as a police officer in Los Angeles where he's partnered with a veteran detective trying to keep maintain a low stress level in his life.

Dan Chase absconded from the CIA decades ago and now lives off the grid. When an assassin arrives and tries to take Chase out, the old operative learns that to ensure his future he now must reconcile his past.