Anthony Valentine

~ as ~

Paul Frederick

Michael Aldridge

~ as ~

Professor Donati

Janet Key

~ as ~

Jane Frederick

Richard Beckinsale

~ as ~

Robert Sadler

Mary Tamm

~ as ~

Sally Ross

Ian Gelder

~ as ~

Dave Dent

Anthony Woodruff

~ as ~

Minister

Windsor Davies

~ as ~

Mr. Sadler

James Bree

~ as ~

Detective Chief Inspector Sandman

Jonathan Adams

~ as ~

Detective Sergeant Cole