Part 3

Falcon Lee turns up the pressure on Martin and British intelligence is warned off investigating them. Martin and Sue begin to understand that the challenges set for them by John Doll are pieces of a bigger puzzle they can't see.

Guest Stars

Sonia Fraser

Mrs Smith

Paul Gale

Ted

Chris Jenkinson

Harold

Stephen Churchett

Controller

Ivor Roberts

Sir Roderick

Eve Karpf

Catherine Elton

Elizabeth Watkins

Frances Greene

Madeleine Cannon

Madge

Vivienne Moore

Nora