The Iris Affair
The Iris Affair is a British thriller television series created by Neil Cross for Sky Atlantic, starring Niamh Algar as Iris Nixon and Tom Hollander as Cameron Beck. Iris, a nomadic mathematical prodigy, steals an enigmatic code from a wealthy philanthropist and vanishes, triggering an international manhunt. The narrative follows her efforts to decode the secret amid investigations by journalists, Sardinian police and figures tied to corruption.
StatusEnded
First airedOct 16, 2025
Last airedNov 13, 2025
Daily Popularity History
Daily Attention Score for The Iris Affair
Rankings
Daily Attention Score rankings for The Iris Affair
Audience Signals
Public engagement with The Iris Affair on July 20, 2026
Seasons
Average Attention Score by season
First 30 days after each season premiere
#
Season
Avg Buzz
1
The Iris Affair
6.2
#100+
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Top Cast
By Attention Score on July 20, 2026
1
Harry Lloyd
Hugo Pym
3.1
2
Tom Hollander
Cameron McIntyre
2.3
3
Debi Mazar
Celia Baxter
1.7
4
Kristofer Hivju
Professor Jensen Lind
0.8
5
Niamh Algar
Iris Nixon
0.4
6
Sacha Dhawan
Alfie Bird
0.3