Zygon Century - Transformation

The Zygons have come to claim the Earth, and this time they're playing the long game. For the Black Cadre have a plan, a plan that will take exactly one hundred years to come to fruition. 

From the streets of St Petersburg to the plains of Death Valley, the Zygon Century continues... 

1922: The Black Cadre by Jonathan Barnes.
1968: An Incident in Death Valley by Lauren Mooney and Stewart Pringle.
1974: The Caldwell Restitution by Ken Bentley.

CAST: Jonathan Rigby (Herbert Scott), Charlie Russell (Vorvoren), Joshua Manning (Caldwell / Board Member 1).