Cast
Stella Stalker / Sheila Stalker
John Thorburn / DCS John Thorburn
Assistant Chief Constable Trevor Forbes / ACC Trevor Forbes
John Stalker / DCC John Stalker
Detective Sergeant Keith Farrington / DS Keith Farrington
Special Branch Constable / SB Constable
Inspector Brian Jackson / DI Brian Jackson
Sergeant Quinn / Sgt Quinn
Sir John Hermon / Chief Constable Sir John Harmon
Constable Frederick Robinson / Constable Frederick Robinsin
Sergeant "A". / Sergeant 'X'
Senior Home Office Official
British Soldier (Vehicle Maintenance)
Ballistics Expert / Expert
Constable "1". / Constable 'Y'
Professor Marshall / Professor
Constable McCloy / Constable McCoy
CID Superintendent Jimmy Richards / CID Supt. Jimmy Richards
Off-duty RUC Sergeant / RUC Sgt.
Constable "2". / Constable 'Z'
Detective Chief Inspector Jim Smellie / DCI Jim Smellie
Constable David Brannigan
Assistant Chief Constable / ACC
DCI Samuel George Flanagan / Detective Chief Inspector Samuel George Flanagan
E4a informant handler 1 / E4A Information Handler
Chief Information Officer W. McGookin / Chief Information Officer
Director of Public Prosecution for Northern Ireland / DPP
Detective Sergeant Eileen Scarrett / DS Eileen Scarrett
Detective Inspector John Simons
Defence Counsel at Brannigan's trial
Special Branch Superintendent i / c Registry / Special Branch Superintendent
Kevin Taylor / Kavin Taylor
RUC Special Branch Officer
Detective Superintendent Thomas George Anderson
MI5 Officer / MI5 Senior Officer
Herman's secretary / Harmon's Secretary
Detective Inspector Ron Gaffey / DI Gaffrey
Chief Constable Colin Sampson
Jarvais McKerr / Jervais McKerr
Sergeant William Montgomery
H.M. Inspector of Constabulary for the North West
