Season 1
Episode: 1x01 | Airdate: Sep 11, 1960 (30 min)
MI-5 Agent John Drake is in Rome investigating the murder of a banker who's embezzled a large amount of gold from his employers.The trail leads through a seemingly uninterested wife and a lady friend of the banker who may not want to be found.
Episode: 1x02 | Airdate: Sep 18, 1960 (30 min)
Drake flies to Paris to find an international killer.His tries to retrieve not kill him, but that becomes more complicated with the involvement of a young woman.
Episode: 1x03 | Airdate: Sep 25, 1960 (30 min)
Josetta is a young blind woman who is the only one who can identify her brother's killer.Drake tries to help her
Episode: 1x04 | Airdate: Oct 2, 1960
Drake travels to the Arabian Desert to investigate stories of slavery.While there he befriends a Muslim boy and helps a stranded showgirl who believes Drake is a slave broker
Episode: 1x05 | Airdate: Oct 9, 1960
Episode: 1x06 | Airdate: Oct 16, 1960
Episode: 1x07 | Airdate: Oct 23, 1960
Episode: 1x08 | Airdate: Oct 30, 1960
Episode: 1x09 | Airdate: Nov 6, 1960
Episode: 1x10 | Airdate: Nov 13, 1960
Episode: 1x11 | Airdate: Nov 20, 1960
Episode: 1x12 | Airdate: Nov 27, 1960
Episode: 1x13 | Airdate: Dec 4, 1960
Episode: 1x14 | Airdate: Dec 11, 1960
Episode: 1x15 | Airdate: Dec 18, 1960
Episode: 1x16 | Airdate: Jan 1, 1961
Episode: 1x17 | Airdate: Jan 8, 1961
Episode: 1x18 | Airdate: Jan 15, 1961
Episode: 1x19 | Airdate: Jan 22, 1961
Episode: 1x20 | Airdate: Jan 29, 1961
Episode: 1x21 | Airdate: Feb 5, 1961
Episode: 1x22 | Airdate: Apr 2, 1961
Episode: 1x23 | Airdate: Apr 9, 1961
Episode: 1x24 | Airdate: Apr 16, 1961
Episode: 1x25 | Airdate: Apr 23, 1961
Episode: 1x26 | Airdate: Apr 30, 1961
Episode: 1x27 | Airdate: May 7, 1961
Episode: 1x28 | Airdate: May 14, 1961
Episode: 1x29 | Airdate: May 21, 1961
Episode: 1x30 | Airdate: May 28, 1961
Episode: 1x31 | Airdate: Jun 4, 1961
Episode: 1x32 | Airdate: Jun 11, 1961
Episode: 1x33 | Airdate: Jun 18, 1961
Episode: 1x34 | Airdate: Dec 16, 1961
Episode: 1x35 | Airdate: Dec 23, 1961
Episode: 1x36 | Airdate: Dec 30, 1961
Episode: 1x37 | Airdate: Jan 6, 1961
Episode: 1x38 | Airdate: Jan 13, 1961
Episode: 1x39 | Airdate: Jan 20, 1961
Season 2
Episode: 2x01 | Airdate: Oct 13, 1964
Mr. Brett is known to be giving away British industrial secrets. However, when Drake confronts him, he discovers things are a lot more complicated and that John Brett is not the only person being investigated.
Episode: 2x02 | Airdate: Oct 20, 1964
An important M9 agent has gone missing in Prague, and Drake's sent in as a British diplomat to find him. It appears a blackmail ring is operating, and soon, Drake has to rescue the agent, and his family, from death.
Episode: 2x03 | Airdate: Oct 27, 1964
Drake takes the place of a defector and goes behind the iron curtain to find out what is happening when foreign agents reach England. When he gets there he finds a replica English village, which is a school where foreign agents are taught to 'be British'. Actual British subjects, such as Drake, are employed to teach the agents the finer points of the British way of life. Drake sets out to disrupt their education and stop the supply of agents from reaching England.
Episode: 2x04 | Airdate: Nov 3, 1964
Drake is sent to Africa to protect the prime minister, who is in the midst of an election campaign. It is suspected that the opposition leader is planning to overthrow the government but Drake finds out that it is much more complicated.
Episode: 2x05 | Airdate: Nov 10, 1964
In a poignant reminder that spies are merely people and that they often take terrible punishment when caught, Drake tries to stop a former agent from killing the East German government official who had her tortured beyond repair.
Episode: 2x06 | Airdate: Nov 17, 1964
M9 receives a mayday signal from an agent in an Arab country. He has been compromised and must get out. The agent is also the contact for a local spy called the Fish. Drake is sent undercover to bring the Fish out.
Episode: 2x07 | Airdate: Nov 24, 1964
Drake is in India when he is asked by an old friend, the Delhi police chief, to investigate the mysterious death of the employee of a retired colonel. The colonel sells exotic butterflies but Drake finds out that there is a lot more to it.
Episode: 2x08 | Airdate: Dec 1, 1964
A woman disguised as a clumsy tea lady steals some secret papers, which are sold to the highest bidder by a Mr Kent. M9 sends Drake to investigate a number of similar thefts by befriending the woman and infiltrating the organisation.
Episode: 2x09 | Airdate: Dec 8, 1964
An international financier has come to the notice of M9, as he is believed to be an extortionist and murderer. When some important people are found dead, Drake goes undercover as a butler at the financier's rented villa in Rome.
Episode: 2x10 | Airdate: Dec 15, 1964
Two M9 agents have been tortured and murdered on a Caribbean island, and Drake's sent to find out who killed them and to determine how much information they divulged before dying.
Episode: 2x11 | Airdate: Dec 22, 1964
An agent is selling secrets to a foreign government. How he is doing this is unclear so Drake is brought in to find out, which he does by befriending him as a bumbling teacher on stress leave.
Episode: 2x12 | Airdate: Dec 29, 1964
A glamorous actress is murdered and an M9 agent, whose cover has been discovered, is framed for her murder. Drake task is to get him out of jail and off the island using a submarine code-named Doris.
Episode: 2x13 | Airdate: Jan 5, 1965
Confidential papers go missing, and Drake travels to a small island off the coast of Scotland in search of them and the culprit.
Episode: 2x14 | Airdate: Jan 12, 1965
A prisoner is soon to be released and is offered a well-paid job that is obviously crooked. As he wants to go straight, he reports the approach. Drake takes his place in order to find out what the crime is to be, which is murder.
Episode: 2x15 | Airdate: Jan 19, 1965
Drake discovers that a woman is financing political agitators in Santo Marco trying to bring down the government. He sets out to find out who employs her and why. Drake finds it is being funded by a rich member of the aristocracy.
Episode: 2x16 | Airdate: Feb 2, 1965
To save a friend with sensitive information who is being held in the Romanian embassy in Geneva, Drake must break into the embassy, in defiance of the British ambassador, retrieve his friend, and avoid an international incident.
Episode: 2x17 | Airdate: Feb 9, 1965
A former republican leader returns to his home country to retire. However, he is arrested by the current president and faces the death sentence, something both the British and Americans do not want to happen. Drake is sent in to stop it.
Episode: 2x18 | Airdate: Feb 16, 1965
After a driving accident, Drake finds he has a £500 gambling debt at a club he has no knowledge of, yet the staff seem to know him, and the club's manager, Mr. Alexander knows all about Drake's career with M9, and plans to blackmail him.
Episode: 2x19 | Airdate: Feb 23, 1965
A government officer's defected, and M9 wants him back, and Drake's to try and get him.
Episode: 2x20 | Airdate: Mar 2, 1965
Drake follows a young lady, who has been selling secrets, to France where he confronts her with what he knows. Kathleen is being blackmailed and her role is to take the information to France. She offers to help Drake find who employs her.
Episode: 2x21 | Airdate: Mar 9, 1965
Bierce is a British diplomat in France. He shoots a man, to whom he owes money, and hides the body. He then suddenly disappears. Drake is sent to try and find out what has happened to him.
Episode: 2x22 | Airdate: Mar 16, 1965
A British husband and wife, both atomic scientists, disappear whilst on holiday. The suspicion is they've been kidnapped and Drake is sent to investigate.
Season 3
Episode: 3x01 | Airdate: Sep 23, 1965
Episode: 3x02 | Airdate: Sep 30, 1965
Episode: 3x03 | Airdate: Oct 7, 1965
Episode: 3x04 | Airdate: Oct 14, 1965
Episode: 3x05 | Airdate: Oct 21, 1965
Episode: 3x06 | Airdate: Oct 28, 1965
Episode: 3x07 | Airdate: Nov 4, 1965
Episode: 3x08 | Airdate: Nov 11, 1965
Episode: 3x09 | Airdate: Nov 18, 1965
Episode: 3x10 | Airdate: Dec 2, 1965
Episode: 3x11 | Airdate: Dec 9, 1965
Episode: 3x12 | Airdate: Dec 16, 1965
Episode: 3x13 | Airdate: Dec 23, 1965
Episode: 3x14 | Airdate: Dec 30, 1965
Episode: 3x15 | Airdate: Jan 6, 1966
Episode: 3x16 | Airdate: Jan 13, 1966
Episode: 3x17 | Airdate: Jan 20, 1966
Episode: 3x18 | Airdate: Jan 27, 1966
Episode: 3x19 | Airdate: Mar 10, 1966
Episode: 3x20 | Airdate: Mar 17, 1966
Episode: 3x21 | Airdate: Mar 24, 1966
Episode: 3x22 | Airdate: Mar 31, 1966
Episode: 3x23 | Airdate: Apr 7, 1966
Season 4
Episode: 4x01 | Airdate: Jan 5, 1968
A Japanese agent warns that a UN negotiator will be assassinated in New York by a Tokyo-based organisation. She is killed before she can give the details and Drake is sent to Tokyo to investigate. The only clue is a pendant the girl had.
Episode: 4x02 | Airdate: Jan 12, 1968
An electronics expert working for the government suddenly retires. M9 wants to know why, and Drake takes his place. His search leads to an island off Japan; Shinda Shima.