
The Avengers
S3:E12 Don't Look Behind You
Cathy endures a night of terror after an old enemy resurfaces.

Steed and Cathy investigate a questionable rest home for millionaires.
S3:E2 • Oct 5, 1963 • 52m
A plot to replace the top men at the Ministry of Security with doubles is discovered.
S3:E3 • Oct 12, 1963 • 51m
Young girl may have stolen a file containing the names of double agents.
S3:E4 • Oct 19, 1963 • 51m
After a supposed poor man leaves a huge sum of money to his wife, Steed becomes suspicious.
S3:E5 • Oct 26, 1963 • 51m
The theft of a nuclear warhead uncovers government corruption.
S3:E6 • Nov 2, 1963 • 52m
A plan is developed by Cathy and Steed to entrap a group of thugs, putting them out of commission.
S3:E7 • Nov 9, 1963 • 52m
Diamond smugglers use a pair of corneas to cover up their crime.
S3:E8 • Nov 16, 1963 • 51m
A cosmetics firm is used as a front for a plan to discredit the British government.
S3:E9 • Nov 23, 1963 • 51m
Steed and Cathy investigate crop contamination and suspicious illnesses.
S3:E10 • Nov 30, 1963 • 51m
An international gold-smuggler uses a Chinese restaurant as a cover.
S3:E11 • Dec 7, 1963 • 51m
Cathy endures a night of terror after an old enemy resurfaces.
S3:E12 • Dec 14, 1963 • 52m
A coup is planned and depends on the perfectly timed death of an emir.
S3:E13 • Dec 21, 1963 • 52m
A New Year's Eve costume party is a ruse to take valuable land away from the guests.
S3:E14 • Dec 28, 1963 • 50m
The abduction of a white elephant leads to a discovery of illegal ivory trade.
S3:E15 • Jan 4, 1964 • 51m
A doll is used to smuggle the names of British agents to the opposition.
S3:E16 • Jan 11, 1964 • 51m
A brainwashed agent believes that he can prove Steed is a double agent.
S3:E17 • Jan 18, 1964 • 52m
The unexpected deaths of several millionaires, all in the same area, arouse Steed's suspicions.
S3:E18 • Jan 25, 1964 • 53m
A barrel of wine holds the clue to the theft of military secrets.
S3:E19 • Feb 1, 1964 • 51m
Murder at the race track leads Steed to the head of a betting syndicate.
S3:E20 • Feb 8, 1964 • 51m
An attempt to steal a long-range jamming device results in the theft of a mousetrap.
S3:E21 • Feb 15, 1964 • 51m
Steed handles security arrangements for a former British traitor.
S3:E22 • Feb 22, 1964 • 51m
Steed must work with an enemy organization to solve a murder.
S3:E23 • Feb 29, 1964 • 51m
An assassination plot threatens a peace concert by a Soviet pianist.
S3:E24 • Mar 7, 1964 • 51m
A regimental cocktail party leads to information about a military exercise to take over London.
S3:E25 • Mar 14, 1964 • 52m
An unusual chess piece provides the clue to breaking up a smuggling ring.
S3:E26 • Mar 21, 1964 • 52m
