Guest Stars James Grout as Chief Superintendent Strange Maureen Bennett as Val Lewis Geraldine James as Helen Field Nicola Cowper as Jane Marriot Sean Cranitch as Patrol Man Anna Patrick as Eirl's Secretary Vania Vilers as Paul Eirls Steven Payne as Sergeant Taylor Andy Mulligan as Gordon Collins Helena Lymbery as Barmaid Veronica Lang as Julia Philip Locke as Freddie Mortimer Dicken Ashworth as George Drummond Freddie Jones as Harry Field, Sr. David Belcher as Landlord Brian Lipson as McCabe John Castle as Tony Doyle Ronald Pickup as Ian Matthews Jeremy Clyde as Roger McMill Stephan Grothgar as Carl Trevor Byfield as Harry Field Uncredited Colin Dexter as Man in Group