The actor, who has previously starred in Coronation Street, will be joined by four newcomers who will play sixth-formers at Coal Hill School - Greg Austin, Sophie Hopkins Fady Elsayed and Vivian Oparah.
Award-winning Class creator Patrick Ness said: "How lucky we are to get Katherine Kelly.
"She's been stunning in Happy Valley, The Night Manager and Mr Selfridge, just wait until you see her here."
Travel update: One lane blocked on the M62, eastbound at J32
As ever, BBC Radio Leeds has travel and traffic updates throughout the afternoon to keep you moving.
Man dies after car hits wall in Bradford
A 55-year-old man has died after his car hit a wall in Bradford this morning.
At about 10am, a grey Fiat Punto was travelling along Bowling Hall Road towards Rooley Lane, when it left the road, police said.
The driver was taken to hospital but died a short time later.
More dogs shot in West Yorkshire for sheep worrying than any other area
BBC Radio 4
Farmers shot at least 305 dogs in the past six years for frightening their livestock, an investigation by BBC Radio 4's Farming Today has found.
The figures, provided by police forces in England and Wales, suggested an average of one dog a week was being shot. The highest number, 54, was in West Yorkshire.
Getty ImagesCopyright: Getty Images
Farming Today asked police for reports of a dog being shot on private land for worrying sheep between January 2010 and December 2015.
Of the 43 forces in England and Wales 27 provided figures:
West Yorkshire 54
Durham 33
Cumbria 30
South Wales 25
Hertfordshire 23
Greater Manchester 21
Sussex 17
Cheshire 17
New flood insurance scheme could benefit thousands of people in West Yorkshire
The Flood Re initiative is being funded by existing insurance companies and is designed to keep premiums down.
Former Conservative MP, Mark Hoban, is its chairman and has admitted to BBC Radio Leeds that premiums for customers unaffected by flooding may have to rise too.
Quote Message: The way insurance works is you share risk between groups of people.. What we're doing is charging insurers a levy.. To ensure that we can make insurance affordable to people in high flood risk areas." from Mark Hoban Chairman, Flood RE
The way insurance works is you share risk between groups of people.. What we're doing is charging insurers a levy.. To ensure that we can make insurance affordable to people in high flood risk areas."
Plans unveiled for 34 'much-needed' family homes on Canterbury estate in Bradford
The North East Counter Terrorism Unit (CTU) said police officers made the discovery on Friday after searching the property "in connection with an ongoing police inquiry".
A 69-year-old man has been arrested and bailed on suspicion of explosives offences.
North Yorkshire PoliceCopyright: North Yorkshire Police
Benjamin Robinson, 30, of Harrogate Road, Bradford and Daniel Hutchinson, 24, of Damon Avenue, Bradford, took posing and grinning selfies after the thefts.
North Yorkshire Police had found more than £3,000 in cash, balaclavas and a screwdriver when they were stopped in their car in Skipton in June 2014.
MCC appoint ex-Yorkshire bowler as head coach
Former pace bowler Steve Kirby has been named as the new head coach of Marylebone Cricket Club (MCC).
The 39-year-old former Yorkshire, Gloucestershire and Somerset player replaces Mark Alleyne, who left his role after seven years in October 2015.
Here he is dismissing Michael Atherton while playing for Yorkshire back in 2001...
The body was found at an address on Soaper Lane, Shelf near Halifax, just before 21:00 BST on Saturday.
Officers were called by the ambulance service and the death is being treated as suspicious, said police.
Latest headlines: New insurance scheme could benefit flood hit homes in West Yorkshire and Police appeal for witnesses following a suspicious death near Halfiax
Oli Woodcock
BBC Local Live
The top stories in Leeds and West Yorkshire this lunchtime include:
Live Reporting
Oli Woodcock
All times stated are UK
Get involved
Anthony O'Neil/GeographCopyright: Anthony O'Neil/Geograph BBCCopyright: BBC - Two thieves who took selfies in gambling raids are sentenced
- A 55-year-old man has died after his car hit a wall in Bradford this morning
- Up to 40,000 people in Yorkshire are expected to benefit from a new insurance scheme aimed at helping people whose homes are at constant risk of flooding
Huddersfield ExaminerCopyright: Huddersfield Examiner BBCCopyright: BBC Getty ImagesCopyright: Getty Images - West Yorkshire 54
- Durham 33
- Cumbria 30
- South Wales 25
- Hertfordshire 23
- Greater Manchester 21
- Sussex 17
- Cheshire 17
Getty ImagesCopyright: Getty Images Bradford Telegraph and ArgusCopyright: Bradford Telegraph and Argus AFPCopyright: AFP North Yorkshire PoliceCopyright: North Yorkshire Police PACopyright: PA Halifax CourierCopyright: Halifax Courier BBCCopyright: BBC - Up to 40,000 people in Yorkshire are expected to benefit from a new insurance scheme aimed at helping people whose homes are at constant risk of flooding
- Police are appealing for witnesses after a woman's body was found in Shelf near Halifax
- Concern is growing for a 19-year-old Calderdale man missing for six weeks
Latest PostOur live coverage across the day
Oli Woodcock
BBC Local Live
Live updates for Leeds and West Yorkshire have finished for the day.
We'll be back from 08:00 on Tuesday with the latest news, sport, weather and travel updates from across the county.
If you spot something happening in your local area, you can always get in touch with us by email.
Bidding opens to host Great Exhibition of the North
A competition for towns and cities in northern England to host a government-funded exhibition promoting northern art, culture and design has opened.
The Great Exhibition of the North will get £5m, with "public and private funders" providing any further budget.
The Department for Culture, Media and Sport said a £15m "legacy fund" to attract cultural investment in the North would also be provided.
The competition will run until June, with the winner announced in October.
Witnesses urged to come forward following fatal car crash in Keighley
Police are investigating the cause of a crash in Keighley in which a 79-year-old-man was killed.
The man was driving a black Peugeot 207 along Skipton Road towards Keighley on Saturday when it left the road and hit a wall near Utley Cemetery.
No other vehicles are believed to have been involved.
West Yorkshire's weather: Scattered showers with some patchy mist
Kay Crewdson
Weather presenter, BBC Look North
Scattered, locally heavy, showers are likely to mostly fizzle out through the evening.
However, low cloud will roll into the west with the risk of some light rain and drizzle affecting Pennine areas. Elsewhere, dry with some patchy mist.
Temperatures overnight of about 6C (43F).
Tomorrow will see a rather cloudy start with the risk of a little patchy rain and drizzle. Highs tomorrow of about 12C (54F).
Latest headlines: Thieves who took selfies in gambling raids sentenced and man dies after car hits wall in Bradford
Oli Woodcock
BBC Local Live
The top stories in Leeds and West Yorkshire so far today include:
Railway trespassers in Marsden disrupt train services again
Huddersfield Examiner
Rail services were again disrupted by people in Standedge Tunnel at Marsden. Drivers were ordered to slow down on Sunday afternoon after a man was seen inside the tunnel.
Ex-Wakefield student Katherine Kelly stars in Doctor Who spin-off
Former Wakefield Girls' High School student Katherine Kelly has been cast as a teacher in the new Doctor Who spin-off show, Class.
The actor, who has previously starred in Coronation Street, will be joined by four newcomers who will play sixth-formers at Coal Hill School - Greg Austin, Sophie Hopkins Fady Elsayed and Vivian Oparah.
Award-winning Class creator Patrick Ness said: "How lucky we are to get Katherine Kelly.
"She's been stunning in Happy Valley, The Night Manager and Mr Selfridge, just wait until you see her here."
Travel update: One lane blocked on the M62, eastbound at J32
BBC Travel
One lane is blocked on the M62 eastbound at J32, A639 (Pontefract). This is because of an earlier accident.
As ever, BBC Radio Leeds has travel and traffic updates throughout the afternoon to keep you moving.
Man dies after car hits wall in Bradford
A 55-year-old man has died after his car hit a wall in Bradford this morning.
At about 10am, a grey Fiat Punto was travelling along Bowling Hall Road towards Rooley Lane, when it left the road, police said.
The driver was taken to hospital but died a short time later.
More dogs shot in West Yorkshire for sheep worrying than any other area
BBC Radio 4
Farmers shot at least 305 dogs in the past six years for frightening their livestock, an investigation by BBC Radio 4's Farming Today has found.
The figures, provided by police forces in England and Wales, suggested an average of one dog a week was being shot. The highest number, 54, was in West Yorkshire.
Farming Today asked police for reports of a dog being shot on private land for worrying sheep between January 2010 and December 2015.
Of the 43 forces in England and Wales 27 provided figures:
New flood insurance scheme could benefit thousands of people in West Yorkshire
Householders in areas of West Yorkshire affected by flooding will be able to take advantage of a new insurance scheme from today.
The Flood Re initiative is being funded by existing insurance companies and is designed to keep premiums down.
Former Conservative MP, Mark Hoban, is its chairman and has admitted to BBC Radio Leeds that premiums for customers unaffected by flooding may have to rise too.
Plans unveiled for 34 'much-needed' family homes on Canterbury estate in Bradford
Bradford Telegraph and Argus
Plans to build 34 new family homes on the site of a former residential complex have been revealed by Bradford's biggest social housing landlord.
Two Yorkshire stars among four England players to make World T20 XI
BBC Sport
Two Yorkshire cricketers - Joe Root and David Willey - have been named in the International Cricket Council's World Twenty20 team of the tournament after their performances for England.
Their England colleagues Jason Roy and Jos Buttler have also been selected, meaning England are the best represented side in the XI.
England, who were beaten by the West Indies in Sunday's final, are the only team with more than two players included.
Police find 'potentially explosive substances' at Golcar house
A quantity of "potentially explosive substances" was found at a house in Golcar, West Yorkshire.
The North East Counter Terrorism Unit (CTU) said police officers made the discovery on Friday after searching the property "in connection with an ongoing police inquiry".
A 69-year-old man has been arrested and bailed on suspicion of explosives offences.
Thieves took 'selfies' in gambling machine raids
Two members of a gang who photographed themselves after stealing thousands of pounds from gambling machines have been sentenced at Bradford Crown Court.
Benjamin Robinson, 30, of Harrogate Road, Bradford and Daniel Hutchinson, 24, of Damon Avenue, Bradford, took posing and grinning selfies after the thefts.
North Yorkshire Police had found more than £3,000 in cash, balaclavas and a screwdriver when they were stopped in their car in Skipton in June 2014.
MCC appoint ex-Yorkshire bowler as head coach
Former pace bowler Steve Kirby has been named as the new head coach of Marylebone Cricket Club (MCC).
The 39-year-old former Yorkshire, Gloucestershire and Somerset player replaces Mark Alleyne, who left his role after seven years in October 2015.
Here he is dismissing Michael Atherton while playing for Yorkshire back in 2001...
Halifax care home told to improve by inspectors
Halifax Courier
A care home resident’s false teeth were still on the wash basin of their room two weeks after they died when inspectors visited.
West Yorkshire's weather: Bright spells but showers could develop
Owain Wyn Evans
Weather presenter, BBC Look North
A mainly dry afternoon with a few bright spells possible. Showers will develop and some of these could be heavy and thundery.
We'll see a maximum temperature of about 12C (54F).
Man arrested after woman's body found in Shelf
A 34-year-old man has been arrested after a woman's body was found, West Yorkshire Police said.
The body was found at an address on Soaper Lane, Shelf near Halifax, just before 21:00 BST on Saturday.
Officers were called by the ambulance service and the death is being treated as suspicious, said police.
Latest headlines: New insurance scheme could benefit flood hit homes in West Yorkshire and Police appeal for witnesses following a suspicious death near Halfiax
Oli Woodcock
BBC Local Live
The top stories in Leeds and West Yorkshire this lunchtime include: