Is Fortress Britain with Alice Roberts coming back?

Fortress Britain with Alice Roberts is currently on a break between seasons. The show’s most recent episode aired on March 25, 2023, and no return date has been confirmed. As of May 9, 2026, there is no announced schedule for new episodes or a renewal.

This history series, which first premiered in 2023 on Channel 4, explores Britain’s long-standing obsession with invasion through the centuries. Alice Roberts and her fellow historians examine the physical remains and historical evidence that reflect Britain’s defensive mindset and military history.

The show features Alice Roberts herself, alongside Onyeka Nubia and Danielle George, and each episode runs approximately 47 minutes. While the series has not been rated on TVMaze, it provides an in-depth look at Britain’s past and the enduring physical reminders of its defensive efforts.