PC Ian Skelton (Series 1–2) James Grout as Divisional Supt. Albert Hallam (Series 2) Lloyd McGuire as DS Bernie Duckworth (Series 2 & 4) David Gillies as PC Peter Sims (Series 3) Sebastian Abineri as DS Dick Maltby (Series 4–6) Julie Foulds as WPC Sheila Saunders (Series 6) Guest appearances A number of famous names, either of the time or of the future, appeared in the show. They included David Ryall, Kevin Whately, Eric Richard, Jeff Rawle, Jean Boht, Patricia Hayes, Peter Jeffrey, Peter Martin, Brenda Fricker, David Daker, Andrew Burt, Frances White, Malcolm Terris, Joe Gladwin, Sara Sugarman, Tenniel Evans, Nadim Sawalha, Jack Smethurst, John Savident, William Gaunt, Colin Baker, Kenneth Waller, Rita May, Stephen Yardley, John Woodvine, Stephen McGann, Leslie Schofield, Alan Parnaby, Shirley Stelfox, Maggie Ollerenshaw, John Quarmby, Neil Morrissey, Del Henney, Iain Cuthbertson, Leslie Sands, Hilda Braid, Melanie Hill, John Challis, Paul Chapman, Simon Williams, Christopher Ettridge, George Irving, Bill Wallis, Carolyn Pickles, Jonathan Newth, Kenneth Cope, Sally Whittaker, Karl Howman, Diana Coupland, Martin Jarvis, Rosalind Ayres, Yvette Fielding, Bert Parnaby, Robert Glenister, Mona Hammond, Steve Hodson, Danny O'Dea and Bernard Kay. Episodes Series 1 (1980) Series 2 (1981) Series 3 (1982) Series 4 (1983) Series 5 (1984) Series 6 (1985) See also Down, Richard, and Christopher Perry (eds.). 1997. The British Television Drama Research Guide 1950–1997, second, revised edition. Ashton, Bristol: Kaleidoscope Publishing. Tibballs, Geoff. 1992. The Boxtree Encyclopedia of TV Detectives. London: Boxtree Limited. References External links 1980 British television series debuts 1985 British television series endings 1980s British crime drama television series 1980s British police procedural television series 1980s British workplace drama television series BBC crime television shows BBC television dramas English-language television shows Television shows set in Lancashire