First broadcast 14th January 2001.br br Working with a problematic new partner, Frost investigates a homicide and a disappearance and has to prove that he is not the man harassing women in Denton.br br David Jason - DI Jack Frostbr Bruce Alexander - Supt. Mullettbr Robert Glenister - D.S. Terrence Reidbr John Lyons - D.S. Toolanbr Joanne Froggatt - Annebr David Horovitch - Jamesonbr Arkie Whiteley - Dr. Helena Gibsonbr Dermot Crowley - Dr. Bennetbr Frank Kovacs - Dr. Retnikbr Chris Gascoyne - Dr. Bill Hughesbr Colin Mace - Andersonbr Arthur White - Ernie Triggbr James McKenna - Sgt. Bradybr Michael Moreland - PC Prenticebr Colin Farrell - Lawrence Dale Brewerbr Bill Fellows - James Ingrambr Sophie Thursfield - Louise Ingrambr Peter Benedict - Pinkleybr Peter Edbrook - Rollobr David Gooderson - Pathologistbr David McKail - Dr. McKenziebr Sophie Walker - Miss Redmondbr Paul Mari - Track Managerbr Clive Hayward - Paul Hobdaybr Sheila Ruskin - Mrs. Roydenbr Eamon Geoghegan - Site Managerbr Brigid Zengeni - ICU Night Nursebr David Durham - Maintenance Manbr Heidi Monsen - Mrs.