The identity of Siobhán Cullen’s husband remains a mystery. The actress hasn’t revealed anything about her boyfriend.

She also hasn’t posted any images of herself with her hubby.

Siobhán Cullen portrays Caroline, a social worker, in The Long Call’s crime drama.

The Long Call is a major new thriller that will premiere on ITV soon.

Based on the best-selling novel of the same name by award-winning crime writer Ann Cleeves, this new crime thriller transports us to the heart of a small religious group known as the Barum Brethren.

The Long Call premieres on ITV in the United Kingdom on Monday, October 25 at 9 p.m.

Meanwhile, The Long Call will premiere exclusively on BritBox on Wednesday, October 28, in the United States.