Last Updated on July 9, 2023

In North America, the captivating British detective drama “Dalgliesh” returns in April 2023 with a new season on Acorn TV.

To help keep this site running: Willow and Thatch may receive a commission when you click on any of the links on our site and make a purchase after doing so.

The second season, consisting of six episodes, is based on three more novels from P.D. James’ bestselling Adam Dalgliesh Mystery murder series with Bertie Carvel (The Crown, Jonathan Strange & Mr. Norrell) reprising his role as the enigmatic titular investigator.

Season 2 is split into three parts, each two episodes long, with part one “Death of an Expert Witness” premiering on Monday, April 24, part two “A Certain Justice” premiering on Monday, May 1, and part three “The Murder Room” premiering on Monday, May 8.

Read on for episode descriptions, and to watch the Season 2 trailer. Watch both seasons here. 



Akin to other distinguished detectives, like Holmes and Poirot, this season sees DCI Adam Dalgliesh (Carvel) taking us through 1970’s England as he solves unusual murders ranging from a senior forensic biologist found dead in his lab, to an illustrious but controversial defense barrister found deceased in her chambers, to a young doctor being set on fire in the grounds of his family museum.

Dalgliesh (Season 2), courtesy Acorn TV

Carlyss Peer (The Crown, Doctors) reprises her role as DS Kate Miskin, with Alistair Brammer (Medieval, Les Misérables) joining this season as DS Daniel Tarrant.

Guest stars this season include (alphabetically): Yaseen Aroussi (Irma Vep), Margaret Clunie (Andor), Michael Culkin (Bridgerton), Sorcha Cusack (Father Brown), Deborah Findlay (The Split), Richard Harrington (Gangs of London), Anastasia Hille (I Hate Suzie), Sam Hoare (Grace), Sylvestra Le Touzel (The Crown), Michael Maloney (The Crown), Dominic Rowan (The Crown), Sara Stewart (State of the Union) and Daisy Waterstone (The Durrells).

Series three will continue the novels by P.D. James, filming in 2023. Details on the third series will be released in due course. Here’s to a whole lot more stories of Adam Dalgliesh!

Read about Season 1 here, and catch up by watching Season 1 of the British detective drama here.

Dalgliesh (Season 2) Episode Descriptions & Premiere Dates

Episode 1 – “Death of an Expert Witness, Part 1”
Premieres Monday, April 24 on Acorn TV

When a senior forensic biologist is found dead in his lab, Dalgliesh is called to East Anglia, where the murderer is lying in wait to strike again.

Episode 2 – “Death of an Expert Witness, Part 2”
Premieres Monday, April 24 on Acorn TV

After another body is discovered, Dalgliesh and Miskin untangle a web of infidelities in this rural community, unearthing a killer with secrets to hide and tracks to cover.

Episode 3 – “A Certain Justice, Part 1”
Premieres Monday, May 1 on Acorn TV

When controversial barrister Venetia Aldridge is found dead in her chambers, suspicion falls on her colleagues and her daughter’s new fiancé.

Episode 4 – “A Certain Justice, Part 2”
Premieres Monday, May 1 on Acorn TV

Dalgliesh, Miskin and Tarrant uncover a tragic web of association between the victims and witnesses. But time is running out to save Octavia from a terrible fate.

Episode 5 – “The Murder Room, Part 1”
Premieres Monday, May 8 on Acorn TV

When a young doctor is set on fire in the grounds of his family museum, everyone who works there comes under suspicion, including his own siblings.

Episode 6 – “The Murder Room, Part 2”
Premieres Monday, May 8 on Acorn TV

After the appalling discovery of a second body, the race is on to find the murderer. Dalgliesh and his team discover a scandalous society at the heart of the museum.

If you enjoyed this post, be sure to see The Period Films List, with British, historical and costume dramas sorted by era.