Sergeant Wilson overhears Mrs Pike telling Frank that she is expecting a child. Wilson assumes that she is pregnant and that he is the father, but it turns out that she is looking after an evacuee.

Mainwaring advises that Wilson marry her, until she clears up the misunderstanding.

Mainwaring is under orders to be more cooperative with the A.R.P. wardens. A task that's made very difficult by their newly appointed Chief.

Walker strikes a deal with Jones to make it easier for him to carry rationed goods without being stopped by the police - he is to let the platoon use his butchers van as a troop carrier and ambulance by day and let Walker use it by night. He bribes Jones with the promise that Jones will receive petrol coupons for it. Unfortunately things don't entirely go to plan...

Godfrey asks to leave the platoon because he doesn't want to fight. Mainwaring is furious and the rest of the platoon shun him until they find out that he was a hero from the first war. So he rejoins the platoon as a medical orderly.

The platoon have moved to a new H.Q's position on the beach When Pike fails to turn up they find him caught up in the barbed wire at the waters edge With the tide coming in Mainwaring and Wilson mount a rescue mission but someone else gets there first

The platoon are manning the local lighthouse and they accidently switch on the light and can't find a way to switch it off During an upcoming air raid they must a way to cover up the glare

Sgt Wilson becomes a manager of his own branch and gets a commission on the same day but hours later his new branch has been destroyed during an air raid Mainwaring offers him his old job back and his old rank.

The platoon practice house clearing by using the office and the Vicar and Hodges get caught up in the action Later during a live firing exercise the platoon are sent to the wrong map reference When Jones discovers the mistake he drives to rescue

While Capt mainwaring holds a party at his house for the platoon the bank is hit by a German bomb After guarding the money all night he has to find a way to transport the money to the Eastgate Branch for safety

Godfrey asks for a holiday from the platoon in order to help an old girlfriend who runs a farm to bring in the harvest As it's important work Mainwaring brings all the platoon to help

Lance Corporal Jones has mislaid £500 that has been collected by the merchants to build a center for the local people Frazer hypnotizes Jones and after a long search the money finally turns up.

During an exercise Mainwaring And the platoon have to find a way to gain access into an ammo dump After dressing up as firemen they are called to a real fire

When the light is left on in the church hall, Chief Warden Hodges, suspects that Mainwaring is the culprit, and takes him to court. The verger knows what happened, but Hodges will not let him tell the truth.

The platoon are asked to provide guard duty at a testing ground for secret weapons but when one of the devices gets loose the platoon have to give chase

A German pilot has baled out and is caught hanging by his parachute on the clock tower The platoon climb up to rescue him but get trapped themselves

The platoon finally get to grips with the enemy when they have to guard some Nazi Submariners but the Germans turn the tables on Mainwaring and try to escape but somehow Jones ends up with a grenade down his trousers

The Platoon decide to give a party to the visiting American troops.When the Yanks start to get fresh with the platoon's girl friends, all hell lets loose.

The platoon have gone away to a camp to undergo an efficiency test Meanwhile Walker has a van load of onions to sell to Hodges Later with no blank shells to use on the test Mainwaring has a brain wave and he uses the onions as ammunition to pass the test

As all the road signs have been removed from the area the platoon are ordered to put up temporary ones to help a large convoy on maneuvers that is due to drive through the area but due to the condition of the ground the platoon's van gets stuck in the mud

Pike gets his head caught in the park railings and the platoon are summoned to help meanwhile a large bomb has exploded near the town and has put the gas and electricity supplies out of order When Mainwaring returns to hear what has happened he puts the town under martial law

While on maneuvers the platoon come in contact with an escaped gorilla

The platoon are dressed as Morris Dancers for a local show when Jones comes to Capt Mainwaring with a problem concerning Mrs Fox Jones thinks she is seeing the town clerk and wants Mainwaring to sort it out for him

Pike finally gets his call up papers and is to join the Airforce but when his blood that has been donated for the red cross is checked it is found to be from a rare group and he is excused military service Then he has to find a way to break the news to the platoon

Godfrey's cottage is due to be demolished to make way for a new airfield but no-one can bring themselves to break the news to him until Jones finds out that he already knows. In the end Frazer, knowing the family history of the General in charge, bribes him to get the airfield moved 200 yards. This results in some rather amusing consequences.

The door to Mainwaring's bank office is replaced with a paper door, apart from the insult of not having a proper door Mainwaring is even more annoyed at the fact that Pike the Colonel and Jones manage to destroy it within minutes of it being installed.

Captain Mainwaring gives a lecture on field craft in the vicar's garden, covering what to eat and how to erect a tent. Later, apart from having to put with the vicar, verger, Hodges and a gang of boy scouts, their field maneuvers are also interupted by three German fliers who have been shot down and are trapped in their dinghy in the middle of the lake... ""Handi hoch! Handi hoch!""