Nicholas Farrell Sydney Holland Actor William Houston Dr. Millais Culpin Actor Alfie Allen Nobby Clark Actor Neil Fitzmaurice Thomas Hooley Actor David Troughton Hurry Fenwick Actor Hywel Simons Dr Lawes Actor Michael Jenn Dr Koch Actor Dominic Jephcott Bedford Fenwick Actor Bryn Higgins Producer, Director Colin Heber-Percy Writer Lyall B. Watson Writer