The murders of two MI6 agents in Northern Ireland add up to an explosive political situation.
| Actor | Role |
|---|---|
 Tony DoyleJohn Axton | John Axton |
 Michael GoughArthur Apple | Arthur Apple |
 John KavanaghSeamus Reilly | Seamus Reilly |
 Patrick MalahideColonel Mailer | Colonel Mailer |
 Paul BrookeBallister | Ballister |
 Adrian DunbarMartin Deeley | Martin Deeley |
 Jonathan HydeColonel Shrapnell | Colonel Shrapnell |
| JJohn HewittMoran | Moran |
 Frankie McCaffertyFeargal | Feargal |
 Ian McElhinneyO'Hare | O'Hare |
 Valerie LilleyMay Donnelly | May Donnelly |
 Lynda SteadmanDaphne | Daphne |
 Joanna DavidNancy Mailer | Nancy Mailer |
 Jane WymarkJenny Swale | Jenny Swale |