National Theatre Live: The Authenticator(2026)
This house is full of secrets.
National Theatre Live: The Authenticator Synopsis
Soon after inheriting her family's stately home, eccentric artist Fenella Harford discovers a stash of hidden diaries and enlists a young academic, Marva, to confirm their authenticity. Joined by Marva’s brilliant but overlooked mentor, Abi, the three women come together to seek the truth, soon realising that secrets at the heart of Harford Hall were darker than they could have imagined. A gripping gothic psychological thriller, The Authenticator reunites writer Winsome Pinnock ("Leave Taking") with director Miranda Cromwell ("Death of a Salesman") following their acclaimed production, "Rockets and Blue Lights".
National Theatre Live: The Authenticator (2026) is a drama film directed by Miranda Cromwell, released on June 30, 2026. It stars Rakie Ayola, Sylvestra Le Touzel, Cherrelle Skeete and Phoebe Campbell.
- Director:
- Miranda Cromwell
- Writers:
- Winsome Pinnock
- Producers:
- Tracey Low
- Production:
- National Theatre
- Status:
- Released
National Theatre Live: The Authenticator (2026) Trailer
Watch the official trailer for National Theatre Live: The Authenticator before you stream it.
National Theatre Live: The Authenticator Videos & Clips
Official trailers, teasers, clips and featurettes for National Theatre Live: The Authenticator.
The Authenticator | Audience Reactions | National Theatre
Teaser
The Authenticator | Official Trailer | National Theatre
Teaser
Is it cake? | The Authenticator | National Theatre at Home
Featurette
The Authenticator | Cast Visit London Museum Docklands | National Theatre
Featurette
National Theatre Live: The Authenticator Cast & Crew
Main cast
Rakie Ayola
as Abi
Sylvestra Le Touzel
as Fen
Cherrelle Skeete
as Marva
Phoebe Campbell
as Ghost Bride (voice)
- Nuala McGovern
Nuala McGovern
as Radio Presenter (voice)
Key crew
Directed by Miranda Cromwell, written by Winsome Pinnock, produced by Tracey Low.
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National Theatre Live: The Authenticator – Frequently Asked Questions
Where can I watch National Theatre Live: The Authenticator online?
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National Theatre Live: The Authenticator (2026) does not have a confirmed streaming, rental or digital purchase option listed for your region yet. Availability is refreshed regularly, so check back for updates.
Who stars in National Theatre Live: The Authenticator?
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The main cast of National Theatre Live: The Authenticator (2026) includes Rakie Ayola, Sylvestra Le Touzel, Cherrelle Skeete, Phoebe Campbell and Nuala McGovern. The film was directed by Miranda Cromwell. You can see the full cast and crew list, with character names, further up this page.
When was National Theatre Live: The Authenticator released?
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National Theatre Live: The Authenticator was released on June 30, 2026.
Is there a trailer for National Theatre Live: The Authenticator?
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Yes. The official National Theatre Live: The Authenticator trailer is embedded in the trailer section of this page and plays instantly, no download or sign-up required.