Episode 1
Hot Snow
Following the death of his fiancee Peggy at the hands of heroin smugglers, Dr David Keel vows to track down th...
Episode 2
Brought to Book
Steed has infiltrated a gang, led by Mason, which is implicated in Peggy's murder. Steed asks Keel to establi...
Episode 3
Square Root of Evil
Steed impersonates Riordan, a forger soon to be released from prison, and gains the trust of gang-leader Hoope...
Episode 4
Nightmare
Keel receives a 'phone call from one of his patients, and ends up assuming the identity of her missing husband...
Episode 5
Crescent Moon
A young girl, Carmelite Mendoza, has been kidnapped from a Caribbean island, but Steed suspects a political mo...
Episode 6
Girl on the Trapeze
Keel, reviving a young woman who has jumped into the Thames, is led to the Radeck State Circus, where the trap...
Episode 7
Diamond Cut Diamond
Steed, attempting to break a gang of international diamond smugglers, is living in a bungalow near Heathrow Ai...
Episode 8
The Radioactive Man
Dr Keel is asked to help in the search for a man who has picked up a radioactive isotope, not knowing that it...
Episode 9
Ashes of Roses
Steed, investigating a number of probable arson cases, is led to the hairdressing salon of Olive and Jacques B...
Episode 10
Hunt the Man Down
Frank Preston is released from prison and is intent on reclaiming the hidden proceeds of his robbery. So is S...
Episode 11
Please Don't Feed the Animals
Steed trails a blackmailed civil servant to Brinkley House, a private zoo, only to observe the man throwing a...
Episode 12
Dance with Death
Dr. Keel resuscitates Elaine Bateman, the owner of a ballroom dancing school who has narrowly survived a murde...
Episode 13
One for the Mortuary
When Keel attends a health conference in Geneva he is unaware that he is carrying, in microdot form, a vital n...
Episode 14
The Springers
Steed is trying to track down the organisers of a group who offer to spring any convict - even the dangerous o...
Episode 15
The Frighteners
To stop his daughter seeing suspected conman Jeremy de Willoughby, Sir Thomas Waller has hired arch-criminal t...
Episode 16
The Yellow Needle
After an unsuccessful murder attempt against Sir Wilberforce Lungi, Steed asks Keel, an old friend of the pro-...
Episode 17
Death on the Slipway
An agent has been killed at the secret dockyard where submarines are built. Steed investigates, and finds tha...
Episode 18
Double Danger
Keel, called to deal with a man seriously injured by an accident, quickly discovers that the man is suffering...
Episode 19
Toy Trap
Keel is asked by the improbably named Bunty to help her find her missing friend. What is the connection betwe...
Episode 20
Tunnel of Fear
Top-secret information is finding its way into the wrong hands, and the source seems to be a south coast fairg...
Episode 21
The Far Distant Dead
Dr Keel, treating the victims of a cyclone struck Mexican village, uncovers a number of food-poisonings; emer...
Episode 22
Kill the King
A visit to London to sign an oil treaty from a monarch whose life is under threat brings Steed and Keel into t...
Episode 23
Dead of Winter
The discovery of the body of Schneider, a wanted Nazi war criminal, deep-frozen in a consignment of meat at Lo...
Episode 24
The Deadly Air
An experimental vaccine is stolen, and the subsequent test proves deadly. Steed and Keel, suspecting that the...
Episode 25
A Change of Bait
An unusual and sprawling tale of heart disease, industrial unrest, and a consignment of rotten bananas.
Episode 26
Dragonsfield
How has a research centre developing radiation-proof material managed to irradiate one of its scientists? Onc...