in 1989, the series was adapted for more mainstream audiences on bbc1 as "screen one". it followed the lead taken by channel 4, whose television films had later been released in cinemas. "screen one" had actors familiar to television and film audiences, including alfred molina, sean bean, david thewlis, ray winstone, alan bates, judi dench, james fox, keith allen, bob peck, alun armstrong, marina sirtis, david jason, brenda blethyn, james bolam, adrian edmondson, alison steadman, timothy west, clive russell and janet mcteer. several actors also made their on-screen debuts during the series, including keira knightley in the fifth series episode "royal celebration".