Stephen Mangan launches a new search for a star portrait artist, alongside returning judges, artist Tai Shan Schierenberg, independent curator Kathleen Soriano and art historian Kate Bryan.
Ray BLK, James Nesbitt, Pam Hogg: In the fourth heat, musician Ray BLK, actor James Nesbitt and designer Pam Hogg all pose for portraits. (S7, ep 4) Also in UHD. Available in Dolby Atmos
