Series to Watch: September 2025
DQ checks out the upcoming schedules to pick 10 new series to watch this September, from two British thrillers and a Marian Keyes adaptation to the latest series from the creator of Mare of Easttown and a new mockumentary from the makers of The Office US.
The Guest
From: UK
Original broadcaster: BBC
Producer: Quay Street Productions
Distributor: ITV Studios
Starring: Gabrielle Creevy, Eve Myles, Sion Daniel Young and Emun Elliott
Launch date: September 1
A fast-paced story that centres on the toxic and beguiling relationship between a successful business owner, Fran (Myles), and her employee, Ria (Creevy). When Ria starts cleaning for Fran, she’s intoxicated by this confident and self-assured woman who encourages her to take control of her life. And when Ria flourishes, an intense friendship is forged. However, when Fran’s advice leads to a shocking event, the lives of these two very different women become intertwined by shared secrets and dangerous plots.
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The Paper
From: US
Original broadcaster: Peacock
Producers: Banijay Americas, Deedle-Dee Productions, Universal Television
Distributor: NBCUniversal Global TV Distribution
Starring: Domhnall Gleeson, Sabrina Impacciatore, Chelsea Frei, Melvin Gregg, Gbemisola Ikumelo, Alex Edelma, Ramona Young, Tim Key and Oscar Nuñez
Launch date: September 4
The documentary crew that immortalised Dunder Mifflin’s Scranton branch in The Office find a new subject when they discover a historic Midwestern newspaper and the publisher trying to revive it.
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NCIS: Tony & Ziva
From: US
Original broadcaster: Paramount+ (US, Canada, UK, Australia, Latin America, Brazil, Italy, Germany, Switzerland, Austria and Japan)
Producer: CBS Studios
Distributor: Paramount Global Content Distribution
Starring: Cote de Pablo, Michael Weatherly, Amita Suman, Maximilian Osinski, Lara Rossi, Isla Gie, Nassima Benchicou, Terence Maynard, Julian Ovenden and James D’Arcy
Launch date: September 4
NCIS: Tony & Ziva picks up following Ziva’s supposed death, after which Tony left the NCIS team to raise their daughter, Tali. Years later, Ziva was discovered alive, leading her to complete one final mission with NCIS before she was reunited with Tony and their daughter in Paris. Since then – and where this series finds them – Tony and Ziva have been raising Tali together. When Tony’s security company is attacked, they must go on the run across Europe, try to figure out who is after them and maybe even learn to trust each other again so they can finally have their unconventional happily ever after.
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Task
From: US
Original broadcaster: HBO
Producers: Wiip, Public Record
Starring: Mark Ruffalo, Tom Pelphrey, Emilia Jones, Jamie McShane, Sam Keeley, Thuso Mbedu, Fabien Frankel, Alison Oliver, Raúl Castillo, Silvia Dionicio, Phoebe Fox and Martha Plimpton
Launch date: September 7
From the creator of Mare of Easttown comes this drama set in the working-class suburbs of Philadelphia, where an FBI agent (Ruffalo) heads a task force charged with putting an end to a string of violent robberies led by an unsuspecting family man (Pelphrey).
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The Girlfriend
From: UK
Original broadcaster: Prime Video
Producers: Imaginarium Productions and Amazon MGM Studios
Starring: Robin Wright, Olivia Cooke, Laurie Davidson, Waleed Zuaiter, Tanya Moodie, Shalom Brune-Franklin, Karen Henthorn, Anna Chancellor, Leo Suter and Francesca Corney
Launch date: September 10
Based on Michelle Frances’ novel of the same name, The Girlfriend follows Laura (Wright), a woman who seemingly has it all: a glittering career, a loving husband and her precious son, Daniel. However, her life begins to unravel when Daniel brings home Cherry (Cooke), a girlfriend who changes everything. After a tense introduction, Laura becomes convinced Cherry is hiding something. Is she a manipulative social climber, or is Laura just paranoid?
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Coldwater
From: UK
Original broadcaster: ITV
Producer: Sister
Distributor: ITV Studios
Starring: Andrew Lincoln, Ewen Bremner, Indira Varma and Eve Myles
Launch date: September 14
This series stars The Walking Dead’s Lincoln as John, a repressed man who is shocked to find himself in middle age, secretly raging at his life as a stay-at-home dad. When his failure to intervene in a violent confrontation in a playground brings his identity crisis to a head, John ups and moves his family from London to the rural idyll of Coldwater, a fictional Scottish village as far away from the UK capital as possible. There, he is quickly befriended by next-door neighbour Tommy (Bremner), a charming, confident man and devoted husband to the local vicar Rebecca (Myles). But it’s only after a series of unsettling incidents start to occur that John begins to wonder who the real Tommy actually is.
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Wayward
From: Canada
Original broadcaster: Netflix
Producers: Objective Media and Sphere Media
Starring: Mae Martin, Toni Collette, Sarah Gadon, Sydney Topliffe, Alyvia Alyn Lind and Brandon Jay McLaren
Launch date: September 25
In the picture-perfect town of Tall Pines, sinister secrets lurk behind every closed door. Not long after police officer Alex Dempsey (Martin) and his pregnant wife Laura (Gadon) move into their new home, he connects with two students Abbie (Topliffe) and Leila (Lind) from the local school for “troubled teens” who are desperate to escape and could be the key to unearthing everything rotten in the town. As Alex begins investigating a series of unusual incidents, he suspects that Evelyn (Collette), the school’s mysterious leader, might be at the centre of all the problems.
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House of Guinness
From: UK
Original broadcaster: Netflix
Producer: Kudos
Starring: Anthony Boyle, Louis Partridge, Emily Fairn, Fionn O’Shea, James Norton, Niamh McCormack, Seamus O’Hara, Michael McElhatton, Dervla Kirwan, Michael Colgan, Danielle Galligan, David Wilmot, Jessica Reynolds, Hilda Fay, Ann Skelly, Elizabeth Dulau and Jack Gleeson
Launch date: September 25
From Peaky Blinders creator Steven Knight, House of Guinness explores an epic story inspired by one of Europe’s most famous and enduring dynasties – the Guinness family. Set in 19th century Dublin and New York, the story begins immediately after the death of Sir Benjamin Guinness, the man responsible for the extraordinary success of the Guinness brewery. It centres on the far-reaching impact of his will on the fate of his four adult children – Arthur, Edward, Anne and Ben – as well as on a group of Dublin characters who work and interact with the phenomenon that is Guinness.
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The Walsh Sisters
From: Ireland
Original broadcasters: RTÉ (Ireland), BBC (UK)
Producers: Cuba Pictures and Metropolitan Pictures
Distributor: Cineflix Rights
Starring: Louisa Harland, Caroline Menton, Danielle Galligan, Máiréad Tyers and Stefanie Preissner
Launch date: September TBC (RTÉ)
Based on the novels by Marian Keyes, The Walsh Sisters is a darkly funny, emotionally raw drama about five Irish sisters bound by love, history and a tendency to self-destruct. Each of them must navigate life’s messiness – stumbling through secrets, family feuds and moments of grace – as they confront who they truly are and the roles they’ve always played.
Murder Before Evensong
From: UK
Original broadcasters: Acorn TV (US & Canada), 5 (UK)
Producer: The Lighthouse Film & Television
Distributor: Acorn Media Enterprises
Starring: Matthew Lewis, Amanda Redman, Amit Shah, Adam James, Meghan Treadway, Alexander Delamain, Marion Bailey, Amanda Hadingue, Tamzin Outhwaite, Francis Magee and Nina Toussaint-White
Launch date: September 29 (Acorn TV)
Based on the first novel in the Canon Clement Mysteries by the Reverend Richard Coles and set in 1980s England, this series stars Lewis as Canon Daniel Clement, the Rector of Champton, who finds himself unexpectedly entangled in a murder case when a dead body turns up in the church. Daniel shares Champton rectory with his widowed mother, Audrey (Redman), and his two dachshunds, Cosmo and Hilda. When he announces a plan to modernise the church, the parish is suddenly divided. And then a body is found at the back of the church. As the police move in and the bodies start piling up, Daniel is the only one who can try to keep his fractured community together – and catch a killer.
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tagged in: Coldwater, House of Guinness, Murder Before Evensong, NCIS: Tony & Ziva, Task, The Girlfriend, The Guest, The Paper, The Walsh Sisters, Wayward