London, 20 February 2018: Filming begins this month on the highly-anticipated third series of ITV and Mainstreet Pictures’ compelling crime drama, Unforgotten.Created and written by screenwriter Chris Lang (The Tunnel, A Mother’s Son, Dark Heart), the new six-part series sees the return of BAFTA nominee Nicola Walker (Last Tango In Halifax) and Sanjeev Bhaskar (Goodness Gracious Me) as DCI Cassie Stuart and DI Sunil ‘Sunny’ Khan as they investigate another emotionally-charged cold case.The pair will be joined for the series by acclaimed actors Alex Jennings (Victoria, The Crown) Kevin R McNally (Pirates Of The Caribbean, Designated Survivor), Neil Morrissey (Line Of Duty, The Good Karma Hospital) and James Fleet (Indian Summers, The Vicar Of Dibley) who play a close-knit group of old school friends that have stood by one another through thick and thin.However, when the body of a teenage girl who went missing at the turn of the millenium is found at a building site off the M1 motorway, the four men are placed under the spotlight and their relationships are tested to the limit.Executive Producers and Managing Directors of Mainstreet Pictures Sally Haynes and Laura Mackie said, “We are delighted to once again welcome such a fantastic cast of hugely talented actors to join Nicola and Sanjeev for the third series of Unforgotten. Chris Lang’s complex and intricate scripts get better and better each year, and the new story is no exception. We also delve deeper into Sunny and Cassie’s own personal lives this series, experiencing the effects that the cases have on their own relationships and wellbeing.”Set across the south of England in locations including Norfolk, West Sussex, Bristol, Hampshire and London, the new series will explore how everyday lives can be fractured and destroyed by one event, showing that appearances can often be deceiving.Hailed the “best detective drama of the decade” by the Daily Telegraph and “crime drama of the highest class” by The Guardian, the first two series proved hugely successful with viewers and critics alike, with the last series receiving an average consolidated viewing figure of over 6million with a 21% share.The series has been commissioned by ITV’s Head Of Drama, Polly Hill, with Mainstreet Pictures’ Sally Haynes (Bleak House) and Laura Mackie (State Of Play) as Executive Producers, along with creator Chris Lang. Andy Wilson (Endeavour) returns to direct, whilst Guy de Glanville (Age Before Beauty) is producing the series. The series will be distributed internationally by BBC Worldwide.