Die Kinder.

Die Kinder is a six-part 1990 BBC Two political thriller written by Paula Milne and starring Miranda Richardson, with Frederic Forrest, Hans Kremer and Derek Fowlds in supporting roles. Sidonie Reiger sets out to rescue her kidnapped children. Enlisting the aid of private investigator Lomax, they find themselves caught between her husband's past as a a member of the Red Liberation Front, and the secret services of several countries.