“Professor Calthrop, actuated only by scientific motives, and his assistant, out for his own gain, have invented a system for the manufacture of diamonds.” - BFI.
Noel Madison
Joseph
James Stephenson
Ben
Lesley Brook
Helen Calthrop
Wilfrid Lawson
Gallanie
George Galleon
Tony
Renee Gadd
Marianne
Philip Ray
Tompkins
Hector Abbas
Nichols
