Agatha Christie's Tommy & Tuppence poster

Cozy mystery · Literary adaptation

Agatha Christie's Tommy & Tuppence season 1: U.S. release date and where to watch

Christie's sleuthing couple, moved to the present day.

Airing now BritBox Verified Editor reviewed

Artwork via TVmaze · © its respective owners

Quick answer · Season 1

Agatha Christie's Tommy & Tuppence season 1 is airing now on BritBox. Episode 4 is on Tuesday, September 29, 2026.

The finale is Tuesday, October 13, 2026.

U.S. premiere
September 15, 2026
Where
BritBox
Time
Not announced
Episodes
6
Finale
October 13, 2026

Where to watch Agatha Christie's Tommy & Tuppence season 1 in the U.S.

Where to watch Agatha Christie's Tommy & Tuppence season 1 in the U.S.
WhereHowWhenNotes
BritBox Streaming, weeklySubscription Tuesdays Two-episode premiere, then weekly. [1][2][4]

Season 1 episode schedule

Agatha Christie's Tommy & Tuppence season 1 U.S. episode schedule
Ep. U.S. date Time Status
1 [1] Time not announced Announced
2 [1] Time not announced Announced
3 [2][4] Time not announced Projected
4 [2][4] Time not announced Next
5 [2][4] Time not announced Projected
6 [2][4] Time not announced Projected

"Projected" dates follow the announced weekly pattern but were not individually listed by the platform. We replace them when a listing is published.

Dates are U.S. dates. Broadcast times are the network's national slot; your local station may differ.

About Agatha Christie's Tommy & Tuppence

A contemporary adaptation of Agatha Christie's Tommy and Tuppence stories, with Antonia Thomas and Josh Dylan as the amateur detectives and Imelda Staunton as Aunt Ada. It was produced by Lookout Point in association with Agatha Christie Limited and premiered in North America on BritBox.

Season 1: Six episodes of about 45 minutes. Two premiered on September 15, 2026, and the remaining four follow weekly on Tuesdays.

  • Originally from: BritBox (North American premiere) (first aired September 15, 2026)
  • Based on: Agatha Christie's Tommy and Tuppence stories
  • Cast: Antonia Thomas (Tuppence), Josh Dylan (Tommy), Imelda Staunton (Aunt Ada)

Common questions

Where can I watch Tommy & Tuppence in the U.S.?

On BritBox, which premiered the series in North America on September 15, 2026.

When is the last episode?

With two episodes at launch and weekly Tuesday releases after that, episode 6 falls on October 13, 2026. That date is derived from the announced pattern.

Has it aired in the U.K.?

Not when we checked; the U.K. release was listed as to be confirmed.

Related guides

Sources

We check each date against the sources below. If they disagree, we say so rather than picking one.

  1. Agatha Christie's Tommy & Tuppence arrives on BritBox in North America
    British Period Dramas Publisher Checked
  2. BritBox fall 2026 preview
    TV Insider Press Checked
  3. Tommy & Tuppence show data
    TVmaze (CC BY-SA) Data Retrieved
  4. BritBox October 2026 schedule (lists the series as weekly)
    Vital Thrills Publisher Checked

Update history

  1. Hub published mid-run.

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