Line of Duty cast: All the actors in series one to seven
Series seven will land in 2027!
Line of Duty is one of the biggest crime dramas ever to grace our screens, so it's no surprise the show attracts some huge names! As well as the likes of Adrian Dunbar, Martin Compston and Vicky McClure, actors like Stephen Graham, Keeley Hawes and Thandiwe Newton have also appeared over the years.
Now we know a seventh series is arriving in 2027, with Robert Carlyle joining the cast, here we take a look at the cast of Line of Duty from series one to six, and who fans can expect to see in the new series.
Who is in the cast of Line of Duty series one?
Martin, Vicky and Adrian made their debut in AC-12 alongside series one bad guy Lennie James, who played the role of DCI Tony Gates. Gina McKee played Jackie Laverty, whilst we also met characters like DS Matthew "Dot" Cottan (Craig Parkinson), DC Nigel Morton (Neil Morrissey) and Tommy Hunter (Brian McCardie).
Martin Compston as DS Steve Arnott
Vicky McClure as DC Kate Fleming
Adrian Dunbar as Superintendent Ted Hastings
Lennie James as DCI Tony Gates
Gina McKee as Jackie Laverty
Craig Parkinson as DS Matthew "Dot" Cottan
Neil Morrissey as DC Nigel Morton
Paul Higgins as Chief Superintendent Derek Hilton
Owen Teale as Chief Inspector Phillip Osborne
Brian McCardie as Tommy Hunter
Nigel Boyle as DI Ian Bucklles
Kate Ashfield as Jools Gates
Heather Craney as DI Dot Carlyle
Elliot Rosen as Terry Boyle
Faraz Ayub as PC Maneet Bindra
Brian Milligan as DS Jayne Akers
Richard Pepple as DS Kyle Ferringham
Gregory Piper as Ryan Pilkington
READ MORE: Everything that happened in Line of Duty series one
Who is in the cast of Line of Duty series two?
Series two saw English actress Keeley Hawes join the cast as DI Lindsay Denton alongside the usual faces, with Jessica Raine also starring as DC Georgia Trotman. Mark Bonnar also made his debut as Deputy Chief Constable Mike Dryden.
Martin Compston as DS Steve Arnott
Vicky McClure as DC Kate Fleming
Adrian Dunbar as Superintendent Ted Hastings
Keeley Hawes as DI Lindsay Denton
Jessica Raine as DC Georgia Trotman
Craig Parkinson as DS Matthew "Dot" Cottan
Neil Morrissey as DC Nigel Morton
Mark Bonnar as Deputy Chief Constable Mike Dryden
Brian McCardie as Tommy Hunter
Liz White as Jo Dwyer
Tony Pitts as DCS Lester Hargreaves
Christina Chong as DS Nicola Rogerson
Allison McKenzie as DS Jayne Akers
David Maybrick as Sergeant Alex Wallis
Antonio Magro as PC Vincent Butler
Sacha Dhawan as DS Manish Prasad
Henry Pettigrew as DC Jeremy Cole
Charlotte Spencer as Carly Kirk
Andrea Irvine as Roisin Hastings
READ MORE: Everything that happened in Line of Duty series two
Who is in the cast of Line of Duty series three?
Casting went up a notch for the third series, with Daniel Mays, Will Mellor, Arsher Ali and Leanne Best all joining the cast. It was also Craig Parkinson's last outing as DS Matthew "Dot" Cottan in a main role, with Keeley Hawes also appearing as Lindsay Denton for a final time, following her brutal murder by 'The Caddy'.
Martin Compston as DS Steve Arnott
Vicky McClure as DC Kate Fleming
Adrian Dunbar as Superintendent Ted Hastings
Craig Parkinson as DS Matthew "Dot" Cottan
Neil Morrissey as DC Nigel Morton
Keeley Hawes as Lindsay Denton
Daniel Mays as Sergeant Daniel Waldron
Will Mellor as PC Rod Kennedy
Arsher Ali as PC Harinderpal “Hari” Bains
Leanne Best as PC Jackie Brickford
Polly Walker as Gill Biggeloe
Shaun Parkes as Chief Superintendent Terry Reynolds
George Costigan as Chief Superintendent Patrick Fairbank
Mandana Jones as Superintendent Madeline Summers
Aiysha Hart as DS Sam Railston
Jonas Armstrong as Joe Nash
Maya Sondhi as PC Maneet Bindra
Lisa Palfrey as Inspector Tracey McAndrew
James Edlin as AFO Lambert
Shane Gately as Ronan Murphy
Louis Rolston as Linus Murphy
Kiran Landa as Laila Bains
Rebecca O’Mara as Rachel O’Connor
Adjoa Andoh as the Prosecutor
Brian Ferguson as Robin Stewart
READ MORE: Everything that happened in Line of Duty series three
Who is in the cast of Line of Duty series four?
After moving to a primetime slot on BBC One, series four saw award-winning actress Thandiwe Newton join the cast as DCI Roseanne “Roz” Huntley, as well as Jason Watkins as Forensic Coordinator Tim Ifield.
Martin, Vicky and Adrian once returned for a fourth time, with a guest appearance from series one star Paul Higgins as ACC Derek Hilton.
Martin Compston as DS Steve Arnott
Vicky McClure as DS Kate Fleming
Adrian Dunbar as Superintendent Ted Hastings
Thandiwe Newton as DCI Roseanne “Roz” Huntley
Jason Watkins as Forensic Coordinator Tim Ifield
Paul Higgins as ACC Derek Hilton
Aiysha Hart as DS Sam Railston
Maya Sondhi as PC Maneet Bindra
Lee Ingleby as Nick Huntley
Patrick Baladi as Jimmy Lakewell
Gaite Jansen as Hana Reznikova
Claudia Jessie as DC Jodie Taylor
Patrick FitzSymons as DCI Mark Moffatt
Mark Stobbart as DS Neil Twyler
Scott Reid as Michael Farmer
Anneika Rose as PC Farida Jatri
Elva Trill as Gemma Riley
Royce Pierreson as DC Jamie Desford
Vineeta Rishi as FC Rupal Pandit
Nigel Boyle as DCI Ian Buckells
Harriet Cains as Jade Hopkirk
Tony Pitts as DCS Lester Hargreaves
READ MORE: Everything that happened in Line of Duty series four
Who is in the cast of Line of Duty series five?
With the show's popularity at an all-time high, series five of Line of Duty also attracted some huge names to the cast. Stephen Graham played the role of undercover officer DS John Corbett, with Anna Maxwell Martin joining as Detective Chief Superintendent (DCS) Patricia Carmichael, taking over from Superintendent Madeline Summers as the head of AC-3.
Tommy Jessop took over from Elliot Rosen to play the role of Terry Boyle, his first appearance since series one, and Ace Bhatti joined as PCC Rohan Sindwhani, taking over from Paula Reid as the Police and Crime Commissioner.
Series five also saw Elizabeth Rider join the cast as DCC Andrea Wise, being promoted to Deputy Chief Constable following Mike Dryden's resignation.
Martin Compston as DS Steve Arnott
Vicky McClure as DI Kate Fleming
Adrian Dunbar as Superintendent Ted Hastings
Stephen Graham as DS John Corbett/John Clayton
Anna Maxwell Martin as DCS Patricia Carmichael
Rochenda Sandall as Lisa McQueen
Maya Sondhi as PC Maneet Bindra
Aiysha Hart as DS Sam Railston
Tony Pitts as DCS Lester Hargreaves
Sian Reese-Williams as Sergeant Jane Cafferty
Susan Vidler as DSU Alison Powell
Polly Walker as Gill Biggeloe
Ace Bhatti as PCC Rohan Sindwhani
Elizabeth Rider as DCC Andrea Wise
Andrea Irvine as Roisin Hastings
Taj Atwal as PC Tatleen Sohota
Tomi May as Miroslav Minkowicz
Alastair Natkiel as Lee Banks
Amy De BhrĂşn as Steph Corbett
Gregory Piper as Ryan Pilkington
Patrick FitzSymons as Mark Moffatt
Richard Pepple as Sergeant Kyle Ferringham
Laura Elphinstone as DI Michelle Brandyce
Natalie Gavin as PS Martina “Tina” Tranter
Rosa Escoda as Amanda Yao
Tommy Jessop as Terry Boyle
Maanuv Thiara as Vihaan Malhotra
Craig Parkinson as DI Matthew “Dot” Cottan
READ MORE: Everything that happened in Line of Duty series five
Who is in the cast of Line of Duty series six?
Returning to our screens three years after series five, for what was believed to be the sixth and final series, usual faces Martin, Vicky and Adrian once again returned for a sixth time, joined by a lot of new faces.
Scottish actress Kelly Macdonald joined the show as DCI Joanne Davidson, with Shalom Brune-Franklin as DC Chloe Bishop and Perry Fitzpatrick as DS Chris Lomax.
Series six also saw the return of Gregory Piper as Ryan Pilkington, but this time it was PC Ryan Pilkington, working in DCI Joanne Davidson's murder squad on the murder of Gail Vella (Andi Osho).
After his recurring roles in series one and four, Nigel Boyle returned as DSU Ian Buckells, this time working out of Hillside Lane Station, and Anna Maxwell Martin was also back as DCS Patricia Carmichael.
Martin Compston as DI Steve Arnott
Vicky McClure as DI Kate Fleming
Adrian Dunbar as Superintendent Ted Hastings
Kelly Macdonald as DCI Joanne Davidson
Anna Maxwell Martin as DCS Patricia Carmichael
Nigel Boyle as DSU Ian Buckells
Shalom Brune-Franklin as DC Chloe Bishop
Perry Fitzpatrick as DS Chris Lomax
Anneika Rose as PS Farida Jatri
Christina Chong as DI Nicola “Nicky” Rogerson
Owen Teale as Chief Constable Philip Osborne
Ace Bhatti as PCC Rohan Sindwhani
Elizabeth Rider as DCC Andrea Wise
Gregory Piper as PC Ryan Pilkington
Tommy Jessop as Terry Boyle
Andi Osho as Gail Vella
Amy De BhrĂşn as Steph Corbett
Rosa Escoda as Amanda Yao
Patrick Baladi as Jimmy Lakewell
Alastair Natkiel as Lee Banks
George Costigan as Former Chief Superintendent Patrick Fairbank
James Nesbitt as DI Marcus Thurwell
Kwaku Fortune as DS Marks
Sherise Blackman as PS Ruby Jones
Tara Divina as PC Lisa Patel
Maria Connolly as Alison Merchant
Prasanna Puwanarajah as Haran Nadaraja
Kerri McLean as Deborah Devereux
READ MORE: Line of Duty series 6: All the facts about the sixth season
Who is in the cast of Line of Duty series 7?
Jed Mercurio and the BBC delighted fans in November 2025, confirming Line of Duty would be returning for a seventh series! With the show set to return to our screens in 2027, we already know Martin Compston, Vicky McClure and Adrian Dunbar will return as their now famous AC-12 characters, with Robert Carlyle also joining the cast as Detective Constable Shaun Massie, a Specialist Rifle Officer.
Mark Bonnar will also reprise his role as former Deputy Chief Constable Mike Dryden, Owen Teale as Chief Constable Philip Osborne, Perry Fitzpatrick as DS Chris Lomax, and Christina Chong as DI Nicky Rogerson.
Another new face for series seven is Tom Weston-Jones, who will play Detective Inspector Dominic Gough, leader of Tactical Operations Unit 7 (TO-7). Dominic's team will be made-up of Line of Duty newcomers Laura Aikman as DC Paula Beckman, Levi Brown as DC Luke Tobin, and Amy Leigh Hickman as DC Nira Rashid.
Martin Compston as DI Steve Arnott
Vicky McClure as DI Kate Fleming
Adrian Dunbar as Superintendent Ted Hastings
Robert Carlyle as DC Shaun Massie
Mark Bonnar as former Deputy Chief Constable Mike Dryden
Owen Teale as Chief Constable Philip Osborne
Perry Fitzpatrick as DS Chris Lomax
Christina Chong as DI Nicky Rogerson
Tom Weston-Jones as Detective Inspector Dominic Gough
Laura Aikman as DC Paula Beckman
Levi Brown as DC Luke Tobin
Amy Leigh Hickman as DC Nira Rashid
Further new cast members include David Calder, Steven Elder, Dominic Mafham, Sarah Andre White, Aimee Powell, and Naomi Yang, but their characters are yet to be confirmed.
READ MORE: Everything we know so far about Line of Duty series 7
You can watch series one to six of Line of Duty on the BBC iPlayer now, with series seven arriving in 2027.
Author: Alex Ross
Alex Ross is a Digital Content Editor across Rayo brands, including the Hits Radio Network, Greatest Hits Radio, KISS, Cool FM and Magic Radio. After beginning her career as a Marketing Intern with Bauer Media in 2016, she transitioned into digital editorial and has spent the past decade creating engaging content for millions of readers. Whether it’s reality shows, sitcoms, gritty crime dramas or hard-hitting documentaries, Alex is an expert in all things TV, as well as knowing the ins and outs of celebrities.