S1, E29: Mark inherits a haunted English castle and becomes a target for his relatives who want to inherit it. April tries to elude a THRUSH killer in the castle.
Harvey Jason
John Orchard
Edward Ashley
Richard Peel
Kendrick Huxham
Estelle Winwood
Donald Journeaux
Barry Macollum
Fred Waugh
Arthur Malet
Dick Geary