Peter Gunn (1958)

Jack Irish is a man getting his life back together again. A former criminal lawyer whose world imploded, he now spends his days as a part-time investigator, debt collector, apprentice cabinet maker, punter and sometime lover – the complete man really. An expert in finding those who don’t want to be found – dead or alive, Jack helps out his mates while avoiding the past. That is until the past finds him.

Frank Hathaway, a hardboiled private investigator, and his rookie sidekick Lu Shakespeare form the unlikeliest of partnerships as they investigate the secrets of rural Warwickshire's residents.

Private detective Mike Hammer hunts down criminals on the mean streets of New York City.

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".

Genius detective Nero Wolfe and his right-hand man, Archie Goodwin, solve seemingly impossible crimes.

Sean King and Michelle Maxwell aren't your typical pair of private investigators. As discredited Secret Service agents, their unique skills often give them a leg up on suspects and conventional law enforcement. He's charming and always one step ahead of the game; she's a fearless force to be reckoned with. As a team, they're unstoppable.

Once a powerful lawyer, Billy McBride is now burned out and washed up, spending more time in a bar than a courtroom. When he reluctantly agrees to pursue a wrongful death lawsuit against the biggest client of Cooperman & McBride, the massive law firm he helped create, Billy and his ragtag team uncover a vast and deadly conspiracy, pitting them all in a life or death trial against the ultimate Goliath.

Ex-pro hockey player Matt Shade irrevocably changes his life when he teams up with fierce P.I. Angie Everett to form an unlikely investigative powerhouse.

An eccentric private investigator with a criminal past recruits a disgraced ex-cop to help solve the disappearance of a Korean tech pioneer in the wilds of Far North Queensland.

The mysterious disappearance of a Scottish fishing trawler and a death on-board the submarine HMS Vigil bring the police into conflict with the Navy and British security services. DCI Amy Silva and DS Kirsten Longacre lead an investigation on land and at sea into a conspiracy that goes to the very heart of Britain’s national security.