The third series of the British television drama series Grange Hill began broadcasting on 8 January 1980, before ending on 29 February 1980 on BBC One. The series follows the lives of the staff and Students of the eponymous school, an inner-city London comprehensive school. It consists of sixteen episodes.

Cast and characters

Students

Teachers

Episodes {| class="wikitable" style="width:100%;" |- ! style="background-color: #333333; color:white"| No. ! style="background: #333333; color:white"| Episode ! style="background: #333333; color:white"| Writer ! style="background: #333333; color:white"| Director ! style="background: #333333; color:white"| Original airdate |- | align="center"| 1 | align="center"| Episode One | align="center"| Phil Redmond | align="center"| Brian Lennane | align="center"| 8 January 1980

| style="background:white" colspan="5" |Tucker & co are late on the first day when the bus doesn't turn up. Mr Sutcliffe helps lay signs around the school for the new first formers. Benny turns up with football in one hand, and little brother in the other. Andrew Stanton is accompanied by his sister, Karen: he is overprotective, but she would rather be independent. Sudhanami Patel turns up with uniform, but her classmates are now casually dressed. Penny's know-all hauteur gets up the nose of Trisha. Tucker and Alan seem to be as lost as the first years. Mr Sutcliffe falls out with the caretaker over the arrows supposed to help new Students. In the new Miss Peterson's class, Cathy's jeans don't meet with approval. Tucker's mates tell him he must finish his holiday assignment, even though it is not needed till Friday. Duane's bike goes missing.

First appearances: Miss Peterson, Tracey Edwards, Duane Orpington, Anita Unsworth, Miss Terri Mooney, Karen Stanton, Michael Green, Douglas 'Pogo' Patterson, Sally Forsyth, Jenny Yates and others. Tommy Watson returns. |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 2 | align="center"| Episode Two | align="center"| Phil Redmond | align="center"| Brian Lennane | align="center"| 11 January 1980 |- | style="background:white" colspan="5" |Duane turns up with a black eye, given by his dad as a result of his lost bike. With school maintenance going on, the window putty proves irresistible. The drama class starts. Duane's long-term friendship with Tracey seems to be crumbling under peer pressure. Pogo's putty removal causes some headaches for the school maintenance man. Pogo accidentally spills some red paint over Duane's jacket. Tracey repairs the rift in their friendship by sorting out Duane's paint problem. |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 3 | align="center"| Episode Three | align="center"| Phil Redmond | align="center"| Jackie Willows | align="center"| 15 January 1980 |- | style="background:white" colspan="5" |Justin is given the bumps on his birthday. The third form wants a common room for lunch and breaks. A school trip to some waste ground inspires Penny and Susi to ask if they can go to the proper countryside. Susi has bra troubles. Alan, with Andrew, and witnessed by Susi leaves a fire burning, but a chain of kids put it out using milk churns. Susi throws her bra in the river, but Andrew retrieves it, and there's a mutual agreement between them to keep quiet about what each other has seen.

First appearance: Mr 'Hoppy' Hopwood |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 4 | align="center"| Episode Four | align="center"| Phil Redmond & Margaret Simpson | align="center"| Jackie Willows | align="center"| 18 January 1980 |- | style="background:white" colspan="5" |A new school council rep is elected. The students still are thinking about the countryside, and want a regular trip. Cathy flirts with the decorator. Trish is pushed into becoming a school rep. Tucker starts a fire in Chemistry. Tempers flare between Trisha, Cathy, and Penny. Doyle and Trisha, and Mark and Penny are proposed from the each class. Doyle's proposed policies are all stolen from other candidates. Trisha & Penny fight until Miss Peterson intervenes. Doyle wins but both Trisha and Penny are beaten by an outsider. |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 5 | align="center"| Episode Five | align="center"| Phil Redmond & Margaret Simpson | align="center"| Brian Lennane | align="center"| 22 January 1980 |- | style="background:white" colspan="5" |Duane's bike seems to have resurfaced as owned by another Student. Madelin Tanner is seen behaving suspiciously. The first formers are told their project is to collect insects. A meeting is held about the school magazine: censorship rears its ugly head. Another bike goes missing. Pogo holds an insect race, but the contestants escape. Sally Forsyth takes a tumble during Miss Peterson's obstacle course, and rumours spread that she has died. More bikes go missing. |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 6 | align="center"| Episode Six | align="center"| Phil Redmond | align="center"| Brian Lennane | align="center"| 25 January 1980 |- | style="background:white" colspan="5" |It's a case of too many cooks spoil the broth when it comes to catching the bike thieves, but perhaps Tucker will save the day. Tracy sees Mr. Sutcliffe and Miss Mooney holding hands outside a jewellers shop. Sally is visited in hospital by Jenny, Tracey and Karen. Final appearance: Sally Forsyth |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 7 | align="center"| Episode Seven | align="center"| Phil Redmond & Margaret Simpson | align="center"| Jackie Willows | align="center"| 29 January 1980 |- | style="background:white" colspan="5" |A new girl, Fatima, enrols at the school, but speaks no English, and the staff naively assume that Sudhamani speaks her native language. Fatima has difficulties fitting into the school, but is taught useful phrases by Cathy and Trisha, including "Shut yer Mouf". The school fair looms and Tucker has plans to get a teacher wet. An accident in Chemistry makes Trisha re-evaluate her stand against school uniform. Sudhamani's dad is upset at her Western friends, and decides he would like her moved to an all-girls school. Can Trisha and Cathy persuade him that Sudhamani is not being corrupted? |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 8 | align="center"| Episode Eight | align="center"| Phil Redmond | align="center"| Jackie Willows | align="center"| 1 February 1980 |- | style="background:white" colspan="5" |Doyle is abusing his position on school council by taking bribes. Mr Hopwood has arranged for a hut to be rented for outdoor activities on a nearby farm, but transport seems to be a problem. The First form has a mime lesson, but it is interrupted by Mr Garfield setting up lunch tables. Pogo is obnoxious in Cookery, so the girls teach him a lesson. Because the lunch is delayed, Pogo gets his first stab at a business venture, selling Duane's cakes to starving students. Pogo and Duane are mugged after the second day's cake sale, but Mr Sutcliffe intervenes. Although the staff aren't happy about Pogo's venture, it prompts them to start the official tuck shop, using Pogo and Duane as helpers – but with a detention and essay thrown in for good measure. |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 9 | align="center"| Episode Nine | align="center"| Phil Redmond | align="center"| Brian Lennane | align="center"| 5 February 1980 |- | style="background:white" colspan="5" |Sutcliffe and Mooney seem to be having a lover's tiff, which pleases Cathy no end. Mr Hopwood is not pleased to find virtually no-one's come to the meeting about the outdoor centre – Doyle is blamed for doing nothing. Penny and Susi are determined to show how useless Doyle is as a council rep. They type a short piece for the school magazine, which is accepted at the last moment. The "Trading Post" makes a start with its hungry customers and sells out. Doyle finds out about the school magazine and confronts Penny, but she is rescued by Alan who has evidently taken a shine to Susi. The staff aren't amused by Penny's comments, worried because Doyle's father is on the council. All magazines are rounded up, and this annoys Andrew Stanton and Justin Bennett. |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 10 | align="center"| Episode Ten | align="center"| Phil Redmond | align="center"| Brian Lennane | align="center"| 8 February 1980 |- | style="background:white" colspan="5" |Andrew's parents seem to be having marital strife again. Andrew gets paint over his trousers. A tug of war between staff and Students is planned. The meeting to discuss the outdoor centre has a lot more people this time. Penny realises she can use Susi to promote her anti-Doyle campaign. Fundraising is started for the outdoor centre, including a sponsored walk. Alan takes Tucker's two 50-pence pieces, and a small battle begins which ends up with Tucker lobbing a water bomb at Baxter accidentally. Benny tries for the District Team, and shows off his stuff in the trials, but is handicapped by not being a Brookdale boy. Mr Wainwright is thwarted when the teams reorganise themselves to show off Benny and the other boys in a more prominent position. Benny is chosen, but gives him a dilemma that his first match conflicts with one against Rodney Bennett. |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 11 | align="center"| Episode Eleven | align="center"| Phil Redmond | align="center"| Brian Lennane | align="center"| 12 February 1980 |- | style="background:white" colspan="5" |Pogo has an argument with Karen, in Woodwork, and he breaks her toast rack. Karen hires some help, who ambush him and remove his trousers. Tucker, Benny and Alan shortcut Mr Baxter's cross country run by using a bus. Mr Baxter reconciles with Benny and cancels his detention. Enough money has been raised for the outdoor centre, but who will win the tug of war? |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 12 | align="center"| Episode Twelve | align="center"| Phil Redmond & Alan Janes | align="center"| Brian Lennane | align="center"| 15 February 1980 |- | style="background:white" colspan="5" |At half term, Alan ropes in Tucker and Benny to help with measuring timber, but they are scuppered by one of Alan's Dad's workmen. At the weekend, Duane and Benny's brother, Michael, plan to enter a competition to win a van for the outdoor centre. While the boys are hiding from Alan's dad, they take an accidental trip in the truck and uncover some copper being stolen. Tracy finds her mum is racist when Michael comes round, so instead they use the school, which is closed of course. Mr Keating finds them, but they get off lightly. They cook a plan to collect old papers from the paper round. Alan's dad finds out about the copper tubing and sets out a plan to follow the thieves. As a reward, Alan's dad gives £25 to the school's outdoor project. |- style="background:#333333; height:2px" | colspan="5" | |- | align="center"| 13 | align="center"| Episode Thirteen | align="center"| Phil Redmond | align="center"| Brian Lennane | align="center"| 19 February 1980 |-