Adrian Mole is the main character of the series and also serves as narrator.
George Mole is Adrian's father, married to Adrian's mother Pauline.
Pauline Mole is Adrian's mother, who leaves her husband George to live with her neighbour Mr. Lucas in Sheffield. Walters was replaced by Lulu for series two.
May 'Grandma' Mole is George Mole's mother and Adrian's grandmother.
Other characters
Bert Baxter is Adrian's foul-mouthed and strongly opinionated friend, an old age pensioner whom Adrian has to look after as part of a school club of which he is part. Bert owns an aggressive and unpredictable German Shepherd dog named Sabre, whom Adrian strongly dislikes.
Queenie Baxter is Bert Baxter's partner, who later becomes his wife.
Pandora Braithwaite is Adrian's girlfriend.
Tania Braithwaite is Pandora's liberal-minded mother.
Barry Kent is a bully at Adrian's school who beats Adrian up in exchange for money, until Adrian's grandmother puts a stop to it.
Mr 'Creep' Lucas is the Moles' former neighbour with whom Pauline has an affair in series 1.
Doreen 'Stick Insect' Slateris a woman with whom Adrian's father George has an affair while his wife is in Sheffield with Mr. Lucas.
Maxwell 'House' Slater is Stick Insect's badly-behaved young son from a previous relationship.
Dr Grey is the family's jobsworth local doctor, whose bedside manner is generally rude and unsympathetic.
Mr Reginald 'Popeye' Scruton is Adrian and Pandora's abrasive and volatile headmaster, who is a huge admirer of the then Prime Minister Margaret Thatcher.
Ms Fossington-Gore is Adrian, Pandora and Nigel's opinionated but supportive form tutor.
Mrs Claricoates is the school's kind-hearted and long-suffering secretary.
Hamish Mancini is an American teenager whom Adrian befriends during his barge-holiday with his mother and 'Creep' Lucas.
In addition, Brenda Cowling appeared in two episodes as the formidable matron of the Alderman Cooper Sunshine Home, in which Bert and Queenie were residents before their marriage.
Episodes
Location
The series was mainly filmed on location in the Braunstone and South Wigston areas of Leicester. The Moles' house and street were actually filmed in Balmoral Road, South Harrow and Adrian's school scenes at 'Neil Armstrong Comprehensive' were all filmed at Hammersmith School in West London. Whilst being set in Leicester, which is in the East Midlands, some of the characters speak with a distinct West Midlands accent.