Chris Wilson is seeking permission, and listed building consent, from Calderdale Council to build a two storey extension to the north east side, and a canopy to the south east side, of Bell House Barn at Cragg Vale in the Calder Valley.

Source: https://www.halifaxcourier.co.uk/news/environment/the-gallows-pole-bid-to-extend-barn-next-to-cragg-vale-coiners-home-4202634

Once the background information is dispensed, McGann and cinematographer Tim Cragg attempt recreating the immersive experiences of sucking in air and sinking into darkness.

Source: https://thefilmstage.com/sundance-review-the-deepest-breath-plummets-to-obsessive-depths-of-freediving/