Cast
Anton Diffring
Dr. Erik Leichner
William Sylvester
Vince Warren
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Justine Lord
Diane Graydon
Martin Miller
Schroeder
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Tony Garnett
Brennan
Warren Mitchell
Chemist
Philip Locke
Foster
Jacqueline Jones
Vanessa Palmer
Geoffrey Palmer
Dr. Tanfield
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Sylva Langová
Vivienne Leichner
Peter Howell
Inspector Macready
Oliver MacGreevy
Wilkinson
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David Futcher
Whitehead
Clifford Earl
Sergeant
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Derek Partridge
Detective