Jack Costello is a retired cop and now private detective who lives in Miami, who handles a myriad of cases for unusual clients. At his side are old police buddy Sam Bosley and cartoonist-turned-amateur sleuth Jean Philippe Dumas, who is using Costello as an influence and has nicknamed the burly detective "Extralarge." In the second series, Costello faces other dangerous cases, again with Bosley and Archibald, the son of an old friend, who Costello amusingly nicknames "Dumas."

Burt meets Jack Costello after many years. Burt is a boxer and he is fleeing after a fixed match that he should have lost but instead he won. Then he vanishes. Costello finds in his office Burt's son, 'jo jo' Ritchie, who had came because his father had ordered him to go to him. Then Jo Jo cames back to Groggy where he lives and when the two of them are dining, two men arrive and kill Groggy. Jo Jo runs away and Extralarge sets on finding him and his father.

Burt meets Jack Costello after many years. Burt is a boxer and he is fleeing after a fixed match that he should have lost but instead he won. Then he vanishes. Costello finds in his office Burt's son, 'jo jo' Ritchie, who had came because his father had ordered him to go to him. Then Jo Jo cames back to Groggy where he lives and when the two of them are dining, two men arrive and kill Groggy. Jo Jo runs away and Extralarge sets on finding him and his father.

The mafia has decided to expand its gambling business to Florida as well, where however the state laws prohibit such activities.

Detective Detective Detective is a comedy about three brothers who spend a week in the Alaskan wilderness playing a live action role-playing mystery game. All in their late 20's/early 30's, they've lost touch over the years -- partially due to general "adulthood," but also due to some past grievances that took root and allowed bitterness to set in. Set against a majestic Alaskan backdrop, the brothers improvise their way through a mystery set up by a Game Master. They play detectives tasked with investigating the mysterious disappearance of world-renown, reclusive author, Adrian Belmont, who vanished while researching Inuit mythological creatures called Qalupaliks. As the detectives are challenged with increasingly difficult puzzles within the game that take away their senses (vision, hearing, talking), they are forced to rely on one another, and find their real-world conflict coming out in the game's world. In the end, in order to find the missing author, they must first find their ...

Dumas is alone in Costello's office when a girl offers him a thousand dollars to take her father, the famous scientist Klaus von Hermann, to his hotel. Dumas accepts the appointment but von Hermann is killed in front of the hotel. The scientist was working in Libya at a gas to use against ozone layers hole and he had instead dicovered a very poisonous gas. Before dieing he puts the secret formula in Costello's jacket. So Extralarge becames a moving target for everyone interested in a mass killing formula.

Agent Blake finds the corpse of a child. It is one of a long chain. The murderer is called The Miami Killer by the newspapers. Extralarge assists the police in their investigation. All the murdered children suffered from some kind of ailment and the murderer knew his or her victims very well. The successive victim appears to be Elsie who is asthmatic and Extralarge suspects father Marthy and Elsie's teacher. Then Elsie is kidnapped. Can she be saved?

Jack Costello is a private detective in Miami and he finds out he is being followed by a man. He confronts him and finds out his name is Dumas. Dumas speaks with a French accent and he says he is a cartoonist and he needs Costello's image for his cartoon, but with a different name: Extralarge. Wendy is a black petty thief and when she steals an old pocket watch from Senator Pillinger and two men begin to shoot on her she seeks refuge with Costello.

A BBC anthology series featuring adaptations of detective stories over 45 episodes in three seasons that ran from 1964 to 1969. As with many BBC programmes made before the early 1970s, many of its episodes no longer exist. Of the eighteen episodes from the first season only twelve are currently known to exist; likewise six of the sixteen editions from the second run are considered lost, and just one of the final ten survives in the archives.

Anthology series featuring adaptations of detective stories.