Emmet Bergin

as Donal Flynn

as Aengus Fanning

as John Bannon (4 episodes)

as Alan Forbes (1 episode)

as Colonel Fairfax (1 episode)

as Sam

as Ian Kavanaugh (6 episodes)

as Ulfius

as Frank

as Special Branch Officer

as Father Dolan

as Jack Jameson

as Man in café (uncredited)

as Sean (uncredited)