Series 3 sees writer Brian Clemens arriving as a force, as Steed and Gale fall out over a clearly dodgy court case and Steed plots his partner's murder
Patrick Macnee
The Avengers: Series 2, Episode 26 – Killer Whale
Killer Whale is a bewildering mix of the mundane and the arcane, a case for Steed and Gale that involves boxers and the smuggling of ambergris
The Avengers: Series 2, Episode 25 – Six Hands across a Table
An episode of The Avengers that seems made for our Brexit-y era, about a cabal of shipbuilders trying to work out where the country's future lies – Europe or elsewhere
The Avengers: Series 2, Episode 24 – A Chorus of Frogs
A close-knit group of divers on board a magnate's yacht in Greece – the exotica is beginning to exert itself as series two winds towards a close
The Avengers: Series 2, Episode 23 – Conspiracy of Silence
Steed and Gale go to the circus, where one of the collection of troupers is actually a Mafia hitman trying to keep drugs flowing into the country in spite of the do-gooding duo
The Avengers: Series 2, Episode 22 – The Man in the Mirror
A contender for dullest Avengers episode to date, Man in the Mirror nevertheless has the odd moment and strong support characters provide some interest
The Avengers: Series 2, Episode 21 – The White Dwarf
Is a white dwarf on a collion course with the Earth. And what could a bowler-hatted spy and his leather-clad sidekick do about it?
The Avengers: Series 2, Episode 20 – School for Traitors
Fascinating though flabby, an episode about the recruitment of spies in elite British universities, first transmitted just after Kim Philby had fled to the USSR
The Avengers: Series 2, Episode 19 – The Golden Eggs
Mrs Gale is the focus of this episode, a slightly stodgy episode chiefly notable for pointing out how Victorian values and dress codes were still alive and well in 1960s London
The Avengers: Series 2, Episode 18 – Warlock
The 1960s of letting it all hang out, the occult and the Iron Curtain all coalesce in this faintly Austin Powers-flavoured episode of The Avengers