ITV1 Grace: Main cast of TV detective drama alongside John Simm

Detective drama Grace is back for a third series and the brilliant main cast are back too. The brand new series of Grace airs on ITV1 at 8pm, Sundays, with the first episode going out tonight, March 19. You can catch up with both new and previous episodes of Grace on ITVX.

It's a great core cast led by veteran British actor, John Simm. John is known for his early roles in The Lakes, Human Traffic and 24 Hour Party People.

Read more: John Simm's co-star wife and the Welsh film which kicked off Life of Mars' star's career

John is perhaps best known, though, for his role as Sam Tyler in Life on Mars and he was The Master in Doctor Who.

I (ITV)

Joining John in Grace as the rest of the detective team are Richie Campbell as DS Glenn Branson, Zoë Tapper as Cleo Morey, Craig Parkinson as DS Norman Potting and Laura Elphinstone as DS Bella Moy.

Richie Campbell with John Simm (ITV)

Richie is a veteran of Top Boy, The Frankenstein Chronicles. Liar, Eve and Waterloo Road.

You'll recognise Parkinson and Elphinstone from their roles in Line of Duty in which Craig Parkinson played bent cop, 'Dot' Cottan. Zoe Tapper has had roles in Mr Selfridge, Liar and Grantchester.

Craig Parkinson as DS Norman Potting and Laura Elphinstone as DS Bella Moy (ITV)

Welsh actress, Rakie Ayola plays big boss ACC Vosper, and you'll recognise her from The Pact, Anthony (for which she won a Bafta for her performance as Anthony Walker's mother).

Rakie Ayola as ACC Vosper (ITV)

Also appearing in this series is Grace's missing wife, Sandy, who is played by Downton Abbey, Unforgotten, Baptiste and Home Fires actress, Claire Clabraith.

Claire Calbraith as Sandy. (ITV)

In episode one, Dead Like Me, the main cast is joined by guest cast including Luke Norris as Rollo Mercer,Max Krupski as Mingo, Jay Oliver Yip as Punt and Andy Apollo as Badger, Keira Lester as Sasha and Charlotte Christof as Roxy and Thomas Coombes as Johnny. For more showbiz and television stories get our newsletter here.

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