First broadcast: Friday 6th October 1972
A bomb hits Walmington's pumping station, where Walker and Godfrey are on watch. The efforts to free them from the wreckage are somewhat wasted after Mainwaring, Wilson, Pike, Frazer and Hodges are trapped with them... and then a broken pipe slowly floods the room with water.
First broadcast: Friday 13th October 1972
Following questions in the House of Commons, it is proposed that older members of the Home Guard should join the ARP while younger members of the ARP join the Home Guard. It looks like most of Mainwaring's men could be in the firing line.
First broadcast: Friday 3rd November 1972
When the platoon go on an exercise, Jones and Godfrey make a mistake with the map reference and send half of the men to the wrong spot. The spot that Mainwaring goes to just happens to be the target for some 25-pounders.
First broadcast: Friday 15th December 1972
After one of the wardens sees a light shining from the church hall, Hodges believes he has Mainwaring on an indefensible charge. Mainwaring is sure of his innocence, but Captain Square's presence as Chief Magistrate does not bode well!
First broadcast: Friday 22nd December 1972
The platoon are called upon to help work on a camp which is testing a new weapon, a huge wheel. While at first their work is not so glamorous, they soon find themselves trying to stop the weapon when it goes haywire - by Pike's home-made portable radio.
First broadcast: Friday 29th December 1972
The platoon jump to arms when a German pilot ejects from his plane and gets his parachute caught on the front of Walmington Town Hall, grapsing to the clock face for dear life. Their attempts to disentagle and capture him do not go to plan.
First broadcast: Monday 25th December 1972
Mainwaring's platoon are enlisted to provide the Home Guard segment on a special BBC Christmas broadcast of messages from servicemen to their families at home across the Empire. The script is somewhat at odds with reality.