Meet the young Jane Tennison. This week, ITV announced the casting for their upcoming Prime Suspect prequel series, Tennison.

Helen Mirren played the older Jane Tennison, a London detective, on Prime Suspect for seven seasons before the series ended in 2006.

Tennison will follow a “young Jane Tennison (Stefanie Martini, pictured) at the beginning of her career, revealing why she became such a complex and formidable character in the Metropolitan Police.” The cast also includes Sam Reid, Blake Harrison, and Alun Armstrong.

Filming for Tennison has already begun.

Read more details below:

Stefanie Martini, Sam Reid, Blake Harrison and Alun Armstrong cast in Tennison [w/t].

The much-anticipated prequel to Prime Suspect, Tennison [w/t], has begun filming on location in London.

Stefanie Martini (Doctor Thorne, Endeavour, Emerald City), Sam Reid (Belle, The Riot Club) and Blake Harrison (Dad’s Army, The Inbetweeners) join forces to star in the 6 x 60 minute series which portrays the young Jane Tennison (Stefanie Martini) at the beginning of her career, revealing why she became such a complex and formidable character in the Metropolitan Police. Sam Reid and Blake Harrison are cast as Jane’s superiors DCI Len Bradfield and DS Spencer Gibbs.

Alun Armstrong (New Tricks, Little Dorrit), Ruth Sheen (Unforgotten, Inside No.9), Lex Shrapnel (Medici: Masters of Florence) and Jay Taylor (Promise) are cast as crime family members Clifford, Renee, John and David Bentley.

Jessica Gunning (Jericho, Fortitude) is also cast as fellow WPC Kath Morgan alongside Andrew Brooke (Babylon, Da Vinci’s Demons) as Jane’s senior officer Sergeant Harris.

Nick Sidi (Silent Witness, DCI Banks) and Geraldine Somerville (Silent Witness, New Tricks) are cast as Jane’s parents, Andrew and Joyce. Rosie Day (Outlander, Cuffs) will play Jane’s sister Pam.

Further cast includes Joshua Hill (Death in Paradise, Vera) as DC Edwards, Daniel Ezra (Undercover, Prey) as DC Ashton, Tommy McDonnell (Jericho, Glue) as DC Hudson, and Jordan Long (Unforgotten, The Wrong Mans) as DS Paul Lawrence.

The Producer is Rhonda Smith and the Director is David Caffrey.

Tennison [w/t] will be distributed internationally by ITV Studios Global Entertainment.”

What do you think? Are you a fan of Prime Suspect? Will you watch Tennison?