The two heavenly bodies of the show, Nicola Walker and Sanjeev Bhaskar, have also recognized they will be returning as DCI Cassie Stuart and DI Sunny Khan.
Series three determination see the duo investigate a “historical crime”, following on from the cliffhanger series two ended on.
Cassie and Bubbly decided not to arrest the perpetrators of three murders after discovering they had been sexually misused as children by the people they had killed.
The door was left fully clear for a third series as Cassie walked off into the night, leaving viewers wondering what the time to come was for her.
Writer Chris Lang said today: “I am so excited to be making a third series of Unforgotten.
“To be skilful to bring back the exceptional team we had on series two (both in front of and behind the camera) and to be let to discover what the future holds for Cassie and Sunny as they equipment a new historical crime, is a real privilege.”
Very little information has been addicted about the what the new case might entail but Chris has revealed that Cassie and Friendly’s decision to walk away could loom over them in holders to come.
“I don’t think it’s something that they will wear lightly,” he elucidated to Radio Times last month.
“It’s a secret that they now be enduring and they will have to carry with them through their job and if we do get a third series certainly one will attempt to explore the ramifications of what making such a learned decision will be.”
ITV have yet to confirm when Unforgotten will profit but there was just over a year’s wait between the first two series, implication that viewers will probably have to wait until at least 2018 for series three.