4x1 - The Phantom Piper Of Tannochbrae

November 21, 1965

Lord Moorcroft is trying to persuade the Council to put up a memorial to the fallen of the 1914-18 war. But there is a section of the community who feel that the money would be better spent on such necessities as street lamps than on what the local schoolmaster calls 'vast marble eyesores'.

4x2 - The Champion

November 28, 1965

Kevin McDonald is Tannochbrae's shot-putting hope for the Highland Games. He is big, handsome and good-natured, but something brings about a change in his temperament. Finlay's efforts to help him only earn him a black eye. The partners at Arden House each have their own theory but neither can convince the other that he is right. It takes a near tragedy to provide the truth.

4x3 - The Draper Of Dumfries

December 5, 1965

Robert Finlay visits his son Alan at Tannochbrae for the first time. Left to his own devices for much of the time he forms an association with Mrs. Hamilton. Mr. Finlay thinks her a kind and generous person: the Doctor thinks exactly the opposite.

4x4 - The Longest Visit

December 12, 1965

Alan Finlay is a poor sailor. So when he is called out to visit old Strachan, the lighthouse keeper, who has spiked his finger, he dreads the trip. But Strachan is far worse than anticipated and Finlay must be both doctor and nurse - cooped up with Strachan and two other keepers in a spot cut off by gales from the outside world. Dr. Cameron is equally displeased as he has to cope with both his own and his partner's work while the latter is stormbound.

4x5 - Body And Soul

December 19, 1965

Angus Hendry, like many others in Tannochbrae, has been out of work for three years. The partners at Arden House each have their own theory on the best way to help him. What begins as an academic argument soon becomes a practical test of who is right.

4x6 - The Vision

December 26, 1965

4x7 - Miss Letitia

January 2, 1966

4x8 - They Do It In Africa

January 9, 1966

Jamie looks to young Willie Kemp to help him over his bout of crematorium melancholia.

4x9 - The Anxious Man

January 16, 1966

4x10 - Hear No Evil

January 23, 1966

4x11 - The General

January 30, 1966

4x12 - Free Medicine

February 6, 1966

Dr. Finlay dreams of a free National Health Service, but Dr. Cameron is sceptical and fears the extra workload free health care might bring. But as usual the older man's attitude is not as rigid as it seems, and when a top consultant is summoned to Tannochbrae to see a rich hypochondriac Cameron is not above instituting his own 'Medical Service'.

4x13 - The Seniority Rule

February 13, 1966

The depression of the late 1920's was a time of sacrifice. Sacrifice for food, for principle and for solidarity.

4x14 - A Matter Of Confidence

February 20, 1966

Peter MacNab is a medical student of great promise who for one reason or another seems to have lost all confidence in himself. But this changes when Dr. Cameron asks him to examine an ailing Dr. Finlay.

4x16 - To Err Is Human

March 6, 1966

When Willie Campbell returns after supposedly serving in the Army in India he finds that his wife Jeannie has given birth to a child. Naturally there is a domestic explosion and Dr. Finlay becomes very concerned about the effect on the baby's health.

4x17 - Better Safe Than Sorry

March 13, 1966

Hugh Armitage decides to stay at Lochend Guest House for a nice long holiday because of its reputation as ""one of the healthiest spots west of Dumfries"". But when he finds himself in the midst of an outbreak of food poisoning his opinion of Tannochbrae changes completely.

4x18 - O Sole Mio

March 20, 1966

John MacEwan, one time concert singer and now professional loafer, comes into conflict with Aldo Narduzzi, an amateur opera singer. Caught up in the quarrel is young Tommy MacEwan, whose stubborn case of acne is causing Dr. Finlay a certain amount of concern.

4x19 - No Subsidy For Sin

March 27, 1966

Annie Laurie sets the tongues of Tannochbrae wagging when she takes in Willie Gillespie as a lodger.

4x20 - Kate And Robert

April 3, 1966

Dr. Cameron and Dr. Finlay successfully deliver Kate Sinclair's first child. Later Finlay warns Kate and her husband that it would almost certainly be fatal for Kate to have another child. The resulting marital problem is a particularly acute one.

4x21 - Written With The Left Hand

April 10, 1966

4x22 - A Settled Man

April 17, 1966

4x23 - Crusade

April 24, 1966

School doctor Fay Beresford targets the primitive toilet facilities at the local school, which she insists must be replaced by modern plumbing. It is a task at which both the Arden House doctors and Dr. Snoddie have failed in the past. However, Fay's forceful personality and good looks stir up unheard of activity in the town. Only Dr. Cameron seems to be sitting on the fence.

4x24 - The Legacy

May 1, 1966

Janet is preoccupied: it is the jam making season. Hordes of small boys are beating a path to Arden House bartering old jam jars for pennies while the air is thick with bees attracted to the jam, much to the discomfort of two physicians busy healing themselves.

4x25 - The Decision

May 8, 1966

4x26 - The Uninvited Guest

May 15, 1966

A girl is thrown from her horse and knocked unconscious trying to cross a river in which Alan Finlay is fishing. When she comes round her memory is gone. The partners decide that she must stay at Arden House while she recovers from her injuries and amnesia. Both men, Finlay in particular, are attracted to her, but Janet does not share their admiration for their uninvited guest.