Kadro (20)
Anthony QuayleAdam Strange
Anneke WillsEvelyn McLean
Kaz GarasHamlyn Gynt
Julian GloverJames Hanson
Rosemary LeachMary Hanson
John ThawInspector Jenner
Lisa DanielyMadeleine
Doreen MantleMrs. Ogilvie
Gerald SimChief Superintendent CavanaghDavid AshfordLaboratory Assistant
Sylvia SymsCarol Webber
Charles Lloyd PackProfessor Marks
Bernard LeeArthur Pater
Jeremy BullochBob Tremayne
John NolanCliff Hunt
Donald DouglasLeonard Grey
John BennettJack White
Hugh BurdenJames
Erik ChittyKeymaker
Pamela FranklinMaggie Jones